4 * Copyright (c) 2003-2008 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
31 #include "qemu/bitmap.h"
33 /* Needed early for CONFIG_BSD etc. */
34 #include "config-host.h"
38 #include <sys/times.h>
42 #include <sys/ioctl.h>
43 #include <sys/resource.h>
44 #include <sys/socket.h>
45 #include <netinet/in.h>
47 #include <arpa/inet.h>
50 #include <sys/select.h>
54 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
55 #include <sys/sysctl.h>
63 #include <linux/ppdev.h>
64 #include <linux/parport.h>
68 #include "sysemu/seccomp.h"
73 #include <sys/ethernet.h>
74 #include <sys/sockio.h>
75 #include <netinet/arp.h>
76 #include <netinet/in_systm.h>
77 #include <netinet/ip.h>
78 #include <netinet/ip_icmp.h> // must come after ip.h
79 #include <netinet/udp.h>
80 #include <netinet/tcp.h>
88 #if defined(CONFIG_VDE)
89 #include <libvdeplug.h>
97 #if defined(__APPLE__) || defined(main)
99 int qemu_main(int argc
, char **argv
, char **envp
);
100 int main(int argc
, char **argv
)
102 return qemu_main(argc
, argv
, NULL
);
105 #define main qemu_main
107 #endif /* CONFIG_SDL */
111 #define main qemu_main
112 #endif /* CONFIG_COCOA */
117 #include "hw/boards.h"
119 #include "hw/pcmcia.h"
120 #include "hw/i386/pc.h"
121 #include "hw/isa/isa.h"
123 #include "sysemu/watchdog.h"
124 #include "hw/i386/smbios.h"
125 #include "hw/xen/xen.h"
127 #include "hw/loader.h"
128 #include "monitor/qdev.h"
129 #include "sysemu/bt.h"
131 #include "net/slirp.h"
132 #include "monitor/monitor.h"
133 #include "ui/console.h"
134 #include "sysemu/sysemu.h"
135 #include "exec/gdbstub.h"
136 #include "qemu/timer.h"
137 #include "sysemu/char.h"
138 #include "qemu/cache-utils.h"
139 #include "sysemu/blockdev.h"
140 #include "hw/block/block.h"
141 #include "migration/block.h"
142 #include "sysemu/tpm.h"
143 #include "sysemu/dma.h"
144 #include "audio/audio.h"
145 #include "migration/migration.h"
146 #include "sysemu/kvm.h"
147 #include "qapi/qmp/qjson.h"
148 #include "qemu/option.h"
149 #include "qemu/config-file.h"
150 #include "qemu-options.h"
151 #include "qmp-commands.h"
152 #include "qemu/main-loop.h"
154 #include "fsdev/qemu-fsdev.h"
156 #include "sysemu/qtest.h"
158 #include "disas/disas.h"
160 #include "qemu/sockets.h"
162 #include "slirp/libslirp.h"
165 #include "trace/control.h"
166 #include "qemu/queue.h"
167 #include "sysemu/cpus.h"
168 #include "sysemu/arch_init.h"
169 #include "qemu/osdep.h"
171 #include "ui/qemu-spice.h"
172 #include "qapi/string-input-visitor.h"
175 //#define DEBUG_SLIRP
177 #define DEFAULT_RAM_SIZE 128
179 #define MAX_VIRTIO_CONSOLES 1
180 #define MAX_SCLP_CONSOLES 1
182 static const char *data_dir
[16];
183 static int data_dir_idx
;
184 const char *bios_name
= NULL
;
185 enum vga_retrace_method vga_retrace_method
= VGA_RETRACE_DUMB
;
186 DisplayType display_type
= DT_DEFAULT
;
187 static int display_remote
;
188 const char* keyboard_layout
= NULL
;
190 const char *mem_path
= NULL
;
192 int mem_prealloc
= 0; /* force preallocation of physical target memory */
195 NICInfo nd_table
[MAX_NICS
];
197 static int rtc_utc
= 1;
198 static int rtc_date_offset
= -1; /* -1 means no change */
199 QEMUClockType rtc_clock
;
200 int vga_interface_type
= VGA_NONE
;
201 static int full_screen
= 0;
202 static int no_frame
= 0;
204 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
205 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
206 CharDriverState
*virtcon_hds
[MAX_VIRTIO_CONSOLES
];
207 CharDriverState
*sclp_hds
[MAX_SCLP_CONSOLES
];
208 int win2k_install_hack
= 0;
215 const char *vnc_display
;
217 int acpi_enabled
= 1;
220 static int no_reboot
;
223 int graphic_rotate
= 0;
224 const char *watchdog
;
225 QEMUOptionRom option_rom
[MAX_OPTION_ROMS
];
227 int semihosting_enabled
= 0;
229 const char *qemu_name
;
232 unsigned int nb_prom_envs
= 0;
233 const char *prom_envs
[MAX_PROM_ENVS
];
236 uint8_t *boot_splash_filedata
;
237 size_t boot_splash_filedata_size
;
238 uint8_t qemu_extra_params_fw
[2];
240 typedef struct FWBootEntry FWBootEntry
;
243 QTAILQ_ENTRY(FWBootEntry
) link
;
249 static QTAILQ_HEAD(, FWBootEntry
) fw_boot_order
=
250 QTAILQ_HEAD_INITIALIZER(fw_boot_order
);
253 uint64_t node_mem
[MAX_NODES
];
254 unsigned long *node_cpumask
[MAX_NODES
];
256 uint8_t qemu_uuid
[16];
259 static QEMUBootSetHandler
*boot_set_handler
;
260 static void *boot_set_opaque
;
262 static NotifierList exit_notifiers
=
263 NOTIFIER_LIST_INITIALIZER(exit_notifiers
);
265 static NotifierList machine_init_done_notifiers
=
266 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers
);
268 static bool tcg_allowed
= true;
271 enum xen_mode xen_mode
= XEN_EMULATE
;
272 static int tcg_tb_size
;
274 static int default_serial
= 1;
275 static int default_parallel
= 1;
276 static int default_virtcon
= 1;
277 static int default_sclp
= 1;
278 static int default_monitor
= 1;
279 static int default_floppy
= 1;
280 static int default_cdrom
= 1;
281 static int default_sdcard
= 1;
282 static int default_vga
= 1;
288 { .driver
= "isa-serial", .flag
= &default_serial
},
289 { .driver
= "isa-parallel", .flag
= &default_parallel
},
290 { .driver
= "isa-fdc", .flag
= &default_floppy
},
291 { .driver
= "ide-cd", .flag
= &default_cdrom
},
292 { .driver
= "ide-hd", .flag
= &default_cdrom
},
293 { .driver
= "ide-drive", .flag
= &default_cdrom
},
294 { .driver
= "scsi-cd", .flag
= &default_cdrom
},
295 { .driver
= "virtio-serial-pci", .flag
= &default_virtcon
},
296 { .driver
= "virtio-serial-s390", .flag
= &default_virtcon
},
297 { .driver
= "virtio-serial", .flag
= &default_virtcon
},
298 { .driver
= "VGA", .flag
= &default_vga
},
299 { .driver
= "isa-vga", .flag
= &default_vga
},
300 { .driver
= "cirrus-vga", .flag
= &default_vga
},
301 { .driver
= "isa-cirrus-vga", .flag
= &default_vga
},
302 { .driver
= "vmware-svga", .flag
= &default_vga
},
303 { .driver
= "qxl-vga", .flag
= &default_vga
},
306 static QemuOptsList qemu_rtc_opts
= {
308 .head
= QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts
.head
),
312 .type
= QEMU_OPT_STRING
,
315 .type
= QEMU_OPT_STRING
,
318 .type
= QEMU_OPT_STRING
,
320 { /* end of list */ }
324 static QemuOptsList qemu_sandbox_opts
= {
326 .implied_opt_name
= "enable",
327 .head
= QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts
.head
),
331 .type
= QEMU_OPT_BOOL
,
333 { /* end of list */ }
337 static QemuOptsList qemu_trace_opts
= {
339 .implied_opt_name
= "trace",
340 .head
= QTAILQ_HEAD_INITIALIZER(qemu_trace_opts
.head
),
344 .type
= QEMU_OPT_STRING
,
347 .type
= QEMU_OPT_STRING
,
349 { /* end of list */ }
353 static QemuOptsList qemu_option_rom_opts
= {
354 .name
= "option-rom",
355 .implied_opt_name
= "romfile",
356 .head
= QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts
.head
),
360 .type
= QEMU_OPT_NUMBER
,
363 .type
= QEMU_OPT_STRING
,
365 { /* end of list */ }
369 static QemuOptsList qemu_machine_opts
= {
371 .implied_opt_name
= "type",
373 .head
= QTAILQ_HEAD_INITIALIZER(qemu_machine_opts
.head
),
377 .type
= QEMU_OPT_STRING
,
378 .help
= "emulated machine"
381 .type
= QEMU_OPT_STRING
,
382 .help
= "accelerator list",
384 .name
= "kernel_irqchip",
385 .type
= QEMU_OPT_BOOL
,
386 .help
= "use KVM in-kernel irqchip",
388 .name
= "kvm_shadow_mem",
389 .type
= QEMU_OPT_SIZE
,
390 .help
= "KVM shadow MMU size",
393 .type
= QEMU_OPT_STRING
,
394 .help
= "Linux kernel image file",
397 .type
= QEMU_OPT_STRING
,
398 .help
= "Linux initial ramdisk file",
401 .type
= QEMU_OPT_STRING
,
402 .help
= "Linux kernel command line",
405 .type
= QEMU_OPT_STRING
,
406 .help
= "Linux kernel device tree file",
409 .type
= QEMU_OPT_STRING
,
410 .help
= "Dump current dtb to a file and quit",
412 .name
= "phandle_start",
413 .type
= QEMU_OPT_NUMBER
,
414 .help
= "The first phandle ID we may generate dynamically",
416 .name
= "dt_compatible",
417 .type
= QEMU_OPT_STRING
,
418 .help
= "Overrides the \"compatible\" property of the dt root node",
420 .name
= "dump-guest-core",
421 .type
= QEMU_OPT_BOOL
,
422 .help
= "Include guest memory in a core dump",
425 .type
= QEMU_OPT_BOOL
,
426 .help
= "enable/disable memory merge support",
429 .type
= QEMU_OPT_BOOL
,
430 .help
= "Set on/off to enable/disable usb",
432 { /* End of list */ }
436 static QemuOptsList qemu_boot_opts
= {
438 .implied_opt_name
= "order",
440 .head
= QTAILQ_HEAD_INITIALIZER(qemu_boot_opts
.head
),
444 .type
= QEMU_OPT_STRING
,
447 .type
= QEMU_OPT_STRING
,
450 .type
= QEMU_OPT_BOOL
,
453 .type
= QEMU_OPT_STRING
,
455 .name
= "splash-time",
456 .type
= QEMU_OPT_STRING
,
458 .name
= "reboot-timeout",
459 .type
= QEMU_OPT_STRING
,
462 .type
= QEMU_OPT_STRING
,
468 static QemuOptsList qemu_add_fd_opts
= {
470 .head
= QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts
.head
),
474 .type
= QEMU_OPT_NUMBER
,
475 .help
= "file descriptor of which a duplicate is added to fd set",
478 .type
= QEMU_OPT_NUMBER
,
479 .help
= "ID of the fd set to add fd to",
482 .type
= QEMU_OPT_STRING
,
483 .help
= "free-form string used to describe fd",
485 { /* end of list */ }
489 static QemuOptsList qemu_object_opts
= {
491 .implied_opt_name
= "qom-type",
492 .head
= QTAILQ_HEAD_INITIALIZER(qemu_object_opts
.head
),
498 static QemuOptsList qemu_tpmdev_opts
= {
500 .implied_opt_name
= "type",
501 .head
= QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts
.head
),
503 /* options are defined in the TPM backends */
504 { /* end of list */ }
508 static QemuOptsList qemu_realtime_opts
= {
510 .head
= QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts
.head
),
514 .type
= QEMU_OPT_BOOL
,
516 { /* end of list */ }
520 static QemuOptsList qemu_msg_opts
= {
522 .head
= QTAILQ_HEAD_INITIALIZER(qemu_msg_opts
.head
),
526 .type
= QEMU_OPT_BOOL
,
528 { /* end of list */ }
533 * Get machine options
535 * Returns: machine options (never null).
537 QemuOpts
*qemu_get_machine_opts(void)
542 list
= qemu_find_opts("machine");
544 opts
= qemu_opts_find(list
, NULL
);
546 opts
= qemu_opts_create_nofail(list
);
551 const char *qemu_get_vm_name(void)
556 static void res_free(void)
558 if (boot_splash_filedata
!= NULL
) {
559 g_free(boot_splash_filedata
);
560 boot_splash_filedata
= NULL
;
564 static int default_driver_check(QemuOpts
*opts
, void *opaque
)
566 const char *driver
= qemu_opt_get(opts
, "driver");
571 for (i
= 0; i
< ARRAY_SIZE(default_list
); i
++) {
572 if (strcmp(default_list
[i
].driver
, driver
) != 0)
574 *(default_list
[i
].flag
) = 0;
579 /***********************************************************/
582 static RunState current_run_state
= RUN_STATE_PRELAUNCH
;
587 } RunStateTransition
;
589 static const RunStateTransition runstate_transitions_def
[] = {
591 { RUN_STATE_DEBUG
, RUN_STATE_RUNNING
},
593 { RUN_STATE_INMIGRATE
, RUN_STATE_RUNNING
},
594 { RUN_STATE_INMIGRATE
, RUN_STATE_PAUSED
},
596 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_PAUSED
},
597 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_FINISH_MIGRATE
},
599 { RUN_STATE_IO_ERROR
, RUN_STATE_RUNNING
},
600 { RUN_STATE_IO_ERROR
, RUN_STATE_FINISH_MIGRATE
},
602 { RUN_STATE_PAUSED
, RUN_STATE_RUNNING
},
603 { RUN_STATE_PAUSED
, RUN_STATE_FINISH_MIGRATE
},
605 { RUN_STATE_POSTMIGRATE
, RUN_STATE_RUNNING
},
606 { RUN_STATE_POSTMIGRATE
, RUN_STATE_FINISH_MIGRATE
},
608 { RUN_STATE_PRELAUNCH
, RUN_STATE_RUNNING
},
609 { RUN_STATE_PRELAUNCH
, RUN_STATE_FINISH_MIGRATE
},
610 { RUN_STATE_PRELAUNCH
, RUN_STATE_INMIGRATE
},
612 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_RUNNING
},
613 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_POSTMIGRATE
},
615 { RUN_STATE_RESTORE_VM
, RUN_STATE_RUNNING
},
617 { RUN_STATE_RUNNING
, RUN_STATE_DEBUG
},
618 { RUN_STATE_RUNNING
, RUN_STATE_INTERNAL_ERROR
},
619 { RUN_STATE_RUNNING
, RUN_STATE_IO_ERROR
},
620 { RUN_STATE_RUNNING
, RUN_STATE_PAUSED
},
621 { RUN_STATE_RUNNING
, RUN_STATE_FINISH_MIGRATE
},
622 { RUN_STATE_RUNNING
, RUN_STATE_RESTORE_VM
},
623 { RUN_STATE_RUNNING
, RUN_STATE_SAVE_VM
},
624 { RUN_STATE_RUNNING
, RUN_STATE_SHUTDOWN
},
625 { RUN_STATE_RUNNING
, RUN_STATE_WATCHDOG
},
626 { RUN_STATE_RUNNING
, RUN_STATE_GUEST_PANICKED
},
628 { RUN_STATE_SAVE_VM
, RUN_STATE_RUNNING
},
630 { RUN_STATE_SHUTDOWN
, RUN_STATE_PAUSED
},
631 { RUN_STATE_SHUTDOWN
, RUN_STATE_FINISH_MIGRATE
},
633 { RUN_STATE_DEBUG
, RUN_STATE_SUSPENDED
},
634 { RUN_STATE_RUNNING
, RUN_STATE_SUSPENDED
},
635 { RUN_STATE_SUSPENDED
, RUN_STATE_RUNNING
},
636 { RUN_STATE_SUSPENDED
, RUN_STATE_FINISH_MIGRATE
},
638 { RUN_STATE_WATCHDOG
, RUN_STATE_RUNNING
},
639 { RUN_STATE_WATCHDOG
, RUN_STATE_FINISH_MIGRATE
},
641 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_RUNNING
},
642 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_FINISH_MIGRATE
},
644 { RUN_STATE_MAX
, RUN_STATE_MAX
},
647 static bool runstate_valid_transitions
[RUN_STATE_MAX
][RUN_STATE_MAX
];
649 bool runstate_check(RunState state
)
651 return current_run_state
== state
;
654 static void runstate_init(void)
656 const RunStateTransition
*p
;
658 memset(&runstate_valid_transitions
, 0, sizeof(runstate_valid_transitions
));
660 for (p
= &runstate_transitions_def
[0]; p
->from
!= RUN_STATE_MAX
; p
++) {
661 runstate_valid_transitions
[p
->from
][p
->to
] = true;
665 /* This function will abort() on invalid state transitions */
666 void runstate_set(RunState new_state
)
668 assert(new_state
< RUN_STATE_MAX
);
670 if (!runstate_valid_transitions
[current_run_state
][new_state
]) {
671 fprintf(stderr
, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
672 RunState_lookup
[current_run_state
],
673 RunState_lookup
[new_state
]);
676 trace_runstate_set(new_state
);
677 current_run_state
= new_state
;
680 int runstate_is_running(void)
682 return runstate_check(RUN_STATE_RUNNING
);
685 bool runstate_needs_reset(void)
687 return runstate_check(RUN_STATE_INTERNAL_ERROR
) ||
688 runstate_check(RUN_STATE_SHUTDOWN
);
691 StatusInfo
*qmp_query_status(Error
**errp
)
693 StatusInfo
*info
= g_malloc0(sizeof(*info
));
695 info
->running
= runstate_is_running();
696 info
->singlestep
= singlestep
;
697 info
->status
= current_run_state
;
702 /***********************************************************/
703 /* real time host monotonic timer */
705 /***********************************************************/
706 /* host time/date access */
707 void qemu_get_timedate(struct tm
*tm
, int offset
)
713 if (rtc_date_offset
== -1) {
717 localtime_r(&ti
, tm
);
719 ti
-= rtc_date_offset
;
724 int qemu_timedate_diff(struct tm
*tm
)
728 if (rtc_date_offset
== -1)
730 seconds
= mktimegm(tm
);
733 tmp
.tm_isdst
= -1; /* use timezone to figure it out */
734 seconds
= mktime(&tmp
);
737 seconds
= mktimegm(tm
) + rtc_date_offset
;
739 return seconds
- time(NULL
);
742 void rtc_change_mon_event(struct tm
*tm
)
746 data
= qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm
));
747 monitor_protocol_event(QEVENT_RTC_CHANGE
, data
);
748 qobject_decref(data
);
751 static void configure_rtc_date_offset(const char *startdate
, int legacy
)
753 time_t rtc_start_date
;
756 if (!strcmp(startdate
, "now") && legacy
) {
757 rtc_date_offset
= -1;
759 if (sscanf(startdate
, "%d-%d-%dT%d:%d:%d",
767 } else if (sscanf(startdate
, "%d-%d-%d",
779 rtc_start_date
= mktimegm(&tm
);
780 if (rtc_start_date
== -1) {
782 fprintf(stderr
, "Invalid date format. Valid formats are:\n"
783 "'2006-06-17T16:01:21' or '2006-06-17'\n");
786 rtc_date_offset
= time(NULL
) - rtc_start_date
;
790 static void configure_rtc(QemuOpts
*opts
)
794 value
= qemu_opt_get(opts
, "base");
796 if (!strcmp(value
, "utc")) {
798 } else if (!strcmp(value
, "localtime")) {
801 configure_rtc_date_offset(value
, 0);
804 value
= qemu_opt_get(opts
, "clock");
806 if (!strcmp(value
, "host")) {
807 rtc_clock
= QEMU_CLOCK_HOST
;
808 } else if (!strcmp(value
, "rt")) {
809 rtc_clock
= QEMU_CLOCK_REALTIME
;
810 } else if (!strcmp(value
, "vm")) {
811 rtc_clock
= QEMU_CLOCK_VIRTUAL
;
813 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
817 value
= qemu_opt_get(opts
, "driftfix");
819 if (!strcmp(value
, "slew")) {
820 static GlobalProperty slew_lost_ticks
[] = {
822 .driver
= "mc146818rtc",
823 .property
= "lost_tick_policy",
826 { /* end of list */ }
829 qdev_prop_register_global_list(slew_lost_ticks
);
830 } else if (!strcmp(value
, "none")) {
831 /* discard is default */
833 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
839 /***********************************************************/
840 /* Bluetooth support */
843 static struct HCIInfo
*hci_table
[MAX_NICS
];
845 struct HCIInfo
*qemu_next_hci(void)
847 if (cur_hci
== nb_hcis
)
850 return hci_table
[cur_hci
++];
853 static int bt_hci_parse(const char *str
)
858 if (nb_hcis
>= MAX_NICS
) {
859 fprintf(stderr
, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS
);
872 bdaddr
.b
[5] = 0x56 + nb_hcis
;
873 hci
->bdaddr_set(hci
, bdaddr
.b
);
875 hci_table
[nb_hcis
++] = hci
;
880 static void bt_vhci_add(int vlan_id
)
882 struct bt_scatternet_s
*vlan
= qemu_find_bt_vlan(vlan_id
);
885 fprintf(stderr
, "qemu: warning: adding a VHCI to "
886 "an empty scatternet %i\n", vlan_id
);
888 bt_vhci_init(bt_new_hci(vlan
));
891 static struct bt_device_s
*bt_device_add(const char *opt
)
893 struct bt_scatternet_s
*vlan
;
895 char *endp
= strstr(opt
, ",vlan=");
896 int len
= (endp
? endp
- opt
: strlen(opt
)) + 1;
899 pstrcpy(devname
, MIN(sizeof(devname
), len
), opt
);
902 vlan_id
= strtol(endp
+ 6, &endp
, 0);
904 fprintf(stderr
, "qemu: unrecognised bluetooth vlan Id\n");
909 vlan
= qemu_find_bt_vlan(vlan_id
);
912 fprintf(stderr
, "qemu: warning: adding a slave device to "
913 "an empty scatternet %i\n", vlan_id
);
915 if (!strcmp(devname
, "keyboard"))
916 return bt_keyboard_init(vlan
);
918 fprintf(stderr
, "qemu: unsupported bluetooth device `%s'\n", devname
);
922 static int bt_parse(const char *opt
)
924 const char *endp
, *p
;
927 if (strstart(opt
, "hci", &endp
)) {
928 if (!*endp
|| *endp
== ',') {
930 if (!strstart(endp
, ",vlan=", 0))
933 return bt_hci_parse(opt
);
935 } else if (strstart(opt
, "vhci", &endp
)) {
936 if (!*endp
|| *endp
== ',') {
938 if (strstart(endp
, ",vlan=", &p
)) {
939 vlan
= strtol(p
, (char **) &endp
, 0);
941 fprintf(stderr
, "qemu: bad scatternet '%s'\n", p
);
945 fprintf(stderr
, "qemu: bad parameter '%s'\n", endp
+ 1);
954 } else if (strstart(opt
, "device:", &endp
))
955 return !bt_device_add(endp
);
957 fprintf(stderr
, "qemu: bad bluetooth parameter '%s'\n", opt
);
961 static int parse_sandbox(QemuOpts
*opts
, void *opaque
)
963 /* FIXME: change this to true for 1.3 */
964 if (qemu_opt_get_bool(opts
, "enable", false)) {
965 #ifdef CONFIG_SECCOMP
966 if (seccomp_start() < 0) {
967 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
968 "failed to install seccomp syscall filter in the kernel");
972 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
973 "sandboxing request but seccomp is not compiled into this build");
981 bool usb_enabled(bool default_usb
)
983 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb", default_usb
);
987 static int parse_add_fd(QemuOpts
*opts
, void *opaque
)
989 int fd
, dupfd
, flags
;
991 const char *fd_opaque
= NULL
;
993 fd
= qemu_opt_get_number(opts
, "fd", -1);
994 fdset_id
= qemu_opt_get_number(opts
, "set", -1);
995 fd_opaque
= qemu_opt_get(opts
, "opaque");
998 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
999 "fd option is required and must be non-negative");
1003 if (fd
<= STDERR_FILENO
) {
1004 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1005 "fd cannot be a standard I/O stream");
1010 * All fds inherited across exec() necessarily have FD_CLOEXEC
1011 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1013 flags
= fcntl(fd
, F_GETFD
);
1014 if (flags
== -1 || (flags
& FD_CLOEXEC
)) {
1015 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1016 "fd is not valid or already in use");
1021 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1022 "set option is required and must be non-negative");
1026 #ifdef F_DUPFD_CLOEXEC
1027 dupfd
= fcntl(fd
, F_DUPFD_CLOEXEC
, 0);
1031 qemu_set_cloexec(dupfd
);
1035 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1036 "Error duplicating fd: %s", strerror(errno
));
1040 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1041 monitor_fdset_add_fd(dupfd
, true, fdset_id
, fd_opaque
? true : false,
1047 static int cleanup_add_fd(QemuOpts
*opts
, void *opaque
)
1051 fd
= qemu_opt_get_number(opts
, "fd", -1);
1058 /***********************************************************/
1059 /* QEMU Block devices */
1061 #define HD_OPTS "media=disk"
1062 #define CDROM_OPTS "media=cdrom"
1064 #define PFLASH_OPTS ""
1068 static int drive_init_func(QemuOpts
*opts
, void *opaque
)
1070 BlockInterfaceType
*block_default_type
= opaque
;
1072 return drive_init(opts
, *block_default_type
) == NULL
;
1075 static int drive_enable_snapshot(QemuOpts
*opts
, void *opaque
)
1077 if (NULL
== qemu_opt_get(opts
, "snapshot")) {
1078 qemu_opt_set(opts
, "snapshot", "on");
1083 static void default_drive(int enable
, int snapshot
, BlockInterfaceType type
,
1084 int index
, const char *optstr
)
1088 if (!enable
|| drive_get_by_index(type
, index
)) {
1092 opts
= drive_add(type
, index
, NULL
, optstr
);
1094 drive_enable_snapshot(opts
, NULL
);
1096 if (!drive_init(opts
, type
)) {
1101 void qemu_register_boot_set(QEMUBootSetHandler
*func
, void *opaque
)
1103 boot_set_handler
= func
;
1104 boot_set_opaque
= opaque
;
1107 int qemu_boot_set(const char *boot_order
)
1109 if (!boot_set_handler
) {
1112 return boot_set_handler(boot_set_opaque
, boot_order
);
1115 static void validate_bootdevices(const char *devices
)
1117 /* We just do some generic consistency checks */
1121 for (p
= devices
; *p
!= '\0'; p
++) {
1122 /* Allowed boot devices are:
1123 * a-b: floppy disk drives
1124 * c-f: IDE disk drives
1125 * g-m: machine implementation dependent drives
1126 * n-p: network devices
1127 * It's up to each machine implementation to check if the given boot
1128 * devices match the actual hardware implementation and firmware
1131 if (*p
< 'a' || *p
> 'p') {
1132 fprintf(stderr
, "Invalid boot device '%c'\n", *p
);
1135 if (bitmap
& (1 << (*p
- 'a'))) {
1136 fprintf(stderr
, "Boot device '%c' was given twice\n", *p
);
1139 bitmap
|= 1 << (*p
- 'a');
1143 static void restore_boot_order(void *opaque
)
1145 char *normal_boot_order
= opaque
;
1146 static int first
= 1;
1148 /* Restore boot order and remove ourselves after the first boot */
1154 qemu_boot_set(normal_boot_order
);
1156 qemu_unregister_reset(restore_boot_order
, normal_boot_order
);
1157 g_free(normal_boot_order
);
1160 void add_boot_device_path(int32_t bootindex
, DeviceState
*dev
,
1163 FWBootEntry
*node
, *i
;
1165 if (bootindex
< 0) {
1169 assert(dev
!= NULL
|| suffix
!= NULL
);
1171 node
= g_malloc0(sizeof(FWBootEntry
));
1172 node
->bootindex
= bootindex
;
1173 node
->suffix
= g_strdup(suffix
);
1176 QTAILQ_FOREACH(i
, &fw_boot_order
, link
) {
1177 if (i
->bootindex
== bootindex
) {
1178 fprintf(stderr
, "Two devices with same boot index %d\n", bootindex
);
1180 } else if (i
->bootindex
< bootindex
) {
1183 QTAILQ_INSERT_BEFORE(i
, node
, link
);
1186 QTAILQ_INSERT_TAIL(&fw_boot_order
, node
, link
);
1189 DeviceState
*get_boot_device(uint32_t position
)
1191 uint32_t counter
= 0;
1192 FWBootEntry
*i
= NULL
;
1193 DeviceState
*res
= NULL
;
1195 if (!QTAILQ_EMPTY(&fw_boot_order
)) {
1196 QTAILQ_FOREACH(i
, &fw_boot_order
, link
) {
1197 if (counter
== position
) {
1208 * This function returns null terminated string that consist of new line
1209 * separated device paths.
1211 * memory pointed by "size" is assigned total length of the array in bytes
1214 char *get_boot_devices_list(size_t *size
)
1220 QTAILQ_FOREACH(i
, &fw_boot_order
, link
) {
1221 char *devpath
= NULL
, *bootpath
;
1225 devpath
= qdev_get_fw_dev_path(i
->dev
);
1229 if (i
->suffix
&& devpath
) {
1230 size_t bootpathlen
= strlen(devpath
) + strlen(i
->suffix
) + 1;
1232 bootpath
= g_malloc(bootpathlen
);
1233 snprintf(bootpath
, bootpathlen
, "%s%s", devpath
, i
->suffix
);
1235 } else if (devpath
) {
1239 bootpath
= g_strdup(i
->suffix
);
1243 list
[total
-1] = '\n';
1245 len
= strlen(bootpath
) + 1;
1246 list
= g_realloc(list
, total
+ len
);
1247 memcpy(&list
[total
], bootpath
, len
);
1254 if (boot_strict
&& *size
> 0) {
1255 list
[total
-1] = '\n';
1256 list
= g_realloc(list
, total
+ 5);
1257 memcpy(&list
[total
], "HALT", 5);
1263 static void numa_node_parse_cpus(int nodenr
, const char *cpus
)
1266 unsigned long long value
, endvalue
;
1268 /* Empty CPU range strings will be considered valid, they will simply
1269 * not set any bit in the CPU bitmap.
1275 if (parse_uint(cpus
, &value
, &endptr
, 10) < 0) {
1278 if (*endptr
== '-') {
1279 if (parse_uint_full(endptr
+ 1, &endvalue
, 10) < 0) {
1282 } else if (*endptr
== '\0') {
1288 if (endvalue
>= MAX_CPUMASK_BITS
) {
1289 endvalue
= MAX_CPUMASK_BITS
- 1;
1291 "qemu: NUMA: A max of %d VCPUs are supported\n",
1295 if (endvalue
< value
) {
1299 bitmap_set(node_cpumask
[nodenr
], value
, endvalue
-value
+1);
1303 fprintf(stderr
, "qemu: Invalid NUMA CPU range: %s\n", cpus
);
1307 static void numa_add(const char *optarg
)
1311 unsigned long long nodenr
;
1313 optarg
= get_opt_name(option
, 128, optarg
, ',');
1314 if (*optarg
== ',') {
1317 if (!strcmp(option
, "node")) {
1319 if (nb_numa_nodes
>= MAX_NODES
) {
1320 fprintf(stderr
, "qemu: too many NUMA nodes\n");
1324 if (get_param_value(option
, 128, "nodeid", optarg
) == 0) {
1325 nodenr
= nb_numa_nodes
;
1327 if (parse_uint_full(option
, &nodenr
, 10) < 0) {
1328 fprintf(stderr
, "qemu: Invalid NUMA nodeid: %s\n", option
);
1333 if (nodenr
>= MAX_NODES
) {
1334 fprintf(stderr
, "qemu: invalid NUMA nodeid: %llu\n", nodenr
);
1338 if (get_param_value(option
, 128, "mem", optarg
) == 0) {
1339 node_mem
[nodenr
] = 0;
1342 sval
= strtosz(option
, &endptr
);
1343 if (sval
< 0 || *endptr
) {
1344 fprintf(stderr
, "qemu: invalid numa mem size: %s\n", optarg
);
1347 node_mem
[nodenr
] = sval
;
1349 if (get_param_value(option
, 128, "cpus", optarg
) != 0) {
1350 numa_node_parse_cpus(nodenr
, option
);
1354 fprintf(stderr
, "Invalid -numa option: %s\n", option
);
1359 static QemuOptsList qemu_smp_opts
= {
1361 .implied_opt_name
= "cpus",
1362 .merge_lists
= true,
1363 .head
= QTAILQ_HEAD_INITIALIZER(qemu_smp_opts
.head
),
1367 .type
= QEMU_OPT_NUMBER
,
1370 .type
= QEMU_OPT_NUMBER
,
1373 .type
= QEMU_OPT_NUMBER
,
1376 .type
= QEMU_OPT_NUMBER
,
1379 .type
= QEMU_OPT_NUMBER
,
1381 { /*End of list */ }
1385 static void smp_parse(QemuOpts
*opts
)
1389 unsigned cpus
= qemu_opt_get_number(opts
, "cpus", 0);
1390 unsigned sockets
= qemu_opt_get_number(opts
, "sockets", 0);
1391 unsigned cores
= qemu_opt_get_number(opts
, "cores", 0);
1392 unsigned threads
= qemu_opt_get_number(opts
, "threads", 0);
1394 /* compute missing values, prefer sockets over cores over threads */
1395 if (cpus
== 0 || sockets
== 0) {
1396 sockets
= sockets
> 0 ? sockets
: 1;
1397 cores
= cores
> 0 ? cores
: 1;
1398 threads
= threads
> 0 ? threads
: 1;
1400 cpus
= cores
* threads
* sockets
;
1404 threads
= threads
> 0 ? threads
: 1;
1405 cores
= cpus
/ (sockets
* threads
);
1407 threads
= cpus
/ (cores
* sockets
);
1411 max_cpus
= qemu_opt_get_number(opts
, "maxcpus", 0);
1414 smp_cores
= cores
> 0 ? cores
: 1;
1415 smp_threads
= threads
> 0 ? threads
: 1;
1419 if (max_cpus
== 0) {
1420 max_cpus
= smp_cpus
;
1423 if (max_cpus
> 255) {
1424 fprintf(stderr
, "Unsupported number of maxcpus\n");
1427 if (max_cpus
< smp_cpus
) {
1428 fprintf(stderr
, "maxcpus must be equal to or greater than smp\n");
1434 static void configure_realtime(QemuOpts
*opts
)
1438 enable_mlock
= qemu_opt_get_bool(opts
, "mlock", true);
1441 if (os_mlock() < 0) {
1442 fprintf(stderr
, "qemu: locking memory failed\n");
1449 static void configure_msg(QemuOpts
*opts
)
1451 enable_timestamp_msg
= qemu_opt_get_bool(opts
, "timestamp", true);
1454 /***********************************************************/
1457 static int usb_device_add(const char *devname
)
1459 USBDevice
*dev
= NULL
;
1460 #ifndef CONFIG_LINUX
1464 if (!usb_enabled(false)) {
1468 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1469 dev
= usbdevice_create(devname
);
1473 /* the other ones */
1474 #ifndef CONFIG_LINUX
1475 /* only the linux version is qdev-ified, usb-bsd still needs this */
1476 if (strstart(devname
, "host:", &p
)) {
1477 dev
= usb_host_device_open(usb_bus_find(-1), p
);
1487 static int usb_device_del(const char *devname
)
1492 if (strstart(devname
, "host:", &p
)) {
1496 if (!usb_enabled(false)) {
1500 p
= strchr(devname
, '.');
1503 bus_num
= strtoul(devname
, NULL
, 0);
1504 addr
= strtoul(p
+ 1, NULL
, 0);
1506 return usb_device_delete_addr(bus_num
, addr
);
1509 static int usb_parse(const char *cmdline
)
1512 r
= usb_device_add(cmdline
);
1514 fprintf(stderr
, "qemu: could not add USB device '%s'\n", cmdline
);
1519 void do_usb_add(Monitor
*mon
, const QDict
*qdict
)
1521 const char *devname
= qdict_get_str(qdict
, "devname");
1522 if (usb_device_add(devname
) < 0) {
1523 error_report("could not add USB device '%s'", devname
);
1527 void do_usb_del(Monitor
*mon
, const QDict
*qdict
)
1529 const char *devname
= qdict_get_str(qdict
, "devname");
1530 if (usb_device_del(devname
) < 0) {
1531 error_report("could not delete USB device '%s'", devname
);
1535 /***********************************************************/
1536 /* PCMCIA/Cardbus */
1538 static struct pcmcia_socket_entry_s
{
1539 PCMCIASocket
*socket
;
1540 struct pcmcia_socket_entry_s
*next
;
1541 } *pcmcia_sockets
= 0;
1543 void pcmcia_socket_register(PCMCIASocket
*socket
)
1545 struct pcmcia_socket_entry_s
*entry
;
1547 entry
= g_malloc(sizeof(struct pcmcia_socket_entry_s
));
1548 entry
->socket
= socket
;
1549 entry
->next
= pcmcia_sockets
;
1550 pcmcia_sockets
= entry
;
1553 void pcmcia_socket_unregister(PCMCIASocket
*socket
)
1555 struct pcmcia_socket_entry_s
*entry
, **ptr
;
1557 ptr
= &pcmcia_sockets
;
1558 for (entry
= *ptr
; entry
; ptr
= &entry
->next
, entry
= *ptr
)
1559 if (entry
->socket
== socket
) {
1565 void pcmcia_info(Monitor
*mon
, const QDict
*qdict
)
1567 struct pcmcia_socket_entry_s
*iter
;
1569 if (!pcmcia_sockets
)
1570 monitor_printf(mon
, "No PCMCIA sockets\n");
1572 for (iter
= pcmcia_sockets
; iter
; iter
= iter
->next
)
1573 monitor_printf(mon
, "%s: %s\n", iter
->socket
->slot_string
,
1574 iter
->socket
->attached
? iter
->socket
->card_string
:
1578 /***********************************************************/
1579 /* machine registration */
1581 static QEMUMachine
*first_machine
= NULL
;
1582 QEMUMachine
*current_machine
= NULL
;
1584 int qemu_register_machine(QEMUMachine
*m
)
1587 pm
= &first_machine
;
1595 static QEMUMachine
*find_machine(const char *name
)
1599 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
1600 if (!strcmp(m
->name
, name
))
1602 if (m
->alias
&& !strcmp(m
->alias
, name
))
1608 QEMUMachine
*find_default_machine(void)
1612 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
1613 if (m
->is_default
) {
1620 MachineInfoList
*qmp_query_machines(Error
**errp
)
1622 MachineInfoList
*mach_list
= NULL
;
1625 for (m
= first_machine
; m
; m
= m
->next
) {
1626 MachineInfoList
*entry
;
1629 info
= g_malloc0(sizeof(*info
));
1630 if (m
->is_default
) {
1631 info
->has_is_default
= true;
1632 info
->is_default
= true;
1636 info
->has_alias
= true;
1637 info
->alias
= g_strdup(m
->alias
);
1640 info
->name
= g_strdup(m
->name
);
1641 info
->cpu_max
= !m
->max_cpus
? 1 : m
->max_cpus
;
1643 entry
= g_malloc0(sizeof(*entry
));
1644 entry
->value
= info
;
1645 entry
->next
= mach_list
;
1652 /***********************************************************/
1653 /* main execution loop */
1655 struct vm_change_state_entry
{
1656 VMChangeStateHandler
*cb
;
1658 QLIST_ENTRY (vm_change_state_entry
) entries
;
1661 static QLIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
1663 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
1666 VMChangeStateEntry
*e
;
1668 e
= g_malloc0(sizeof (*e
));
1672 QLIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
1676 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
1678 QLIST_REMOVE (e
, entries
);
1682 void vm_state_notify(int running
, RunState state
)
1684 VMChangeStateEntry
*e
;
1686 trace_vm_state_notify(running
, state
);
1688 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
1689 e
->cb(e
->opaque
, running
, state
);
1695 if (!runstate_is_running()) {
1697 runstate_set(RUN_STATE_RUNNING
);
1698 vm_state_notify(1, RUN_STATE_RUNNING
);
1700 monitor_protocol_event(QEVENT_RESUME
, NULL
);
1704 /* reset/shutdown handler */
1706 typedef struct QEMUResetEntry
{
1707 QTAILQ_ENTRY(QEMUResetEntry
) entry
;
1708 QEMUResetHandler
*func
;
1712 static QTAILQ_HEAD(reset_handlers
, QEMUResetEntry
) reset_handlers
=
1713 QTAILQ_HEAD_INITIALIZER(reset_handlers
);
1714 static int reset_requested
;
1715 static int shutdown_requested
, shutdown_signal
= -1;
1716 static pid_t shutdown_pid
;
1717 static int powerdown_requested
;
1718 static int debug_requested
;
1719 static int suspend_requested
;
1720 static WakeupReason wakeup_reason
;
1721 static NotifierList powerdown_notifiers
=
1722 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers
);
1723 static NotifierList suspend_notifiers
=
1724 NOTIFIER_LIST_INITIALIZER(suspend_notifiers
);
1725 static NotifierList wakeup_notifiers
=
1726 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers
);
1727 static uint32_t wakeup_reason_mask
= ~(1 << QEMU_WAKEUP_REASON_NONE
);
1728 static RunState vmstop_requested
= RUN_STATE_MAX
;
1730 int qemu_shutdown_requested_get(void)
1732 return shutdown_requested
;
1735 int qemu_reset_requested_get(void)
1737 return reset_requested
;
1740 static int qemu_shutdown_requested(void)
1742 int r
= shutdown_requested
;
1743 shutdown_requested
= 0;
1747 static void qemu_kill_report(void)
1749 if (!qtest_enabled() && shutdown_signal
!= -1) {
1750 fprintf(stderr
, "qemu: terminating on signal %d", shutdown_signal
);
1751 if (shutdown_pid
== 0) {
1752 /* This happens for eg ^C at the terminal, so it's worth
1753 * avoiding printing an odd message in that case.
1755 fputc('\n', stderr
);
1757 fprintf(stderr
, " from pid " FMT_pid
"\n", shutdown_pid
);
1759 shutdown_signal
= -1;
1763 static int qemu_reset_requested(void)
1765 int r
= reset_requested
;
1766 reset_requested
= 0;
1770 static int qemu_suspend_requested(void)
1772 int r
= suspend_requested
;
1773 suspend_requested
= 0;
1777 static WakeupReason
qemu_wakeup_requested(void)
1779 return wakeup_reason
;
1782 static int qemu_powerdown_requested(void)
1784 int r
= powerdown_requested
;
1785 powerdown_requested
= 0;
1789 static int qemu_debug_requested(void)
1791 int r
= debug_requested
;
1792 debug_requested
= 0;
1796 /* We use RUN_STATE_MAX but any invalid value will do */
1797 static bool qemu_vmstop_requested(RunState
*r
)
1799 if (vmstop_requested
< RUN_STATE_MAX
) {
1800 *r
= vmstop_requested
;
1801 vmstop_requested
= RUN_STATE_MAX
;
1808 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
1810 QEMUResetEntry
*re
= g_malloc0(sizeof(QEMUResetEntry
));
1813 re
->opaque
= opaque
;
1814 QTAILQ_INSERT_TAIL(&reset_handlers
, re
, entry
);
1817 void qemu_unregister_reset(QEMUResetHandler
*func
, void *opaque
)
1821 QTAILQ_FOREACH(re
, &reset_handlers
, entry
) {
1822 if (re
->func
== func
&& re
->opaque
== opaque
) {
1823 QTAILQ_REMOVE(&reset_handlers
, re
, entry
);
1830 void qemu_devices_reset(void)
1832 QEMUResetEntry
*re
, *nre
;
1834 /* reset all devices */
1835 QTAILQ_FOREACH_SAFE(re
, &reset_handlers
, entry
, nre
) {
1836 re
->func(re
->opaque
);
1840 void qemu_system_reset(bool report
)
1842 if (current_machine
&& current_machine
->reset
) {
1843 current_machine
->reset();
1845 qemu_devices_reset();
1848 monitor_protocol_event(QEVENT_RESET
, NULL
);
1850 cpu_synchronize_all_post_reset();
1853 void qemu_system_reset_request(void)
1856 shutdown_requested
= 1;
1858 reset_requested
= 1;
1861 qemu_notify_event();
1864 static void qemu_system_suspend(void)
1867 notifier_list_notify(&suspend_notifiers
, NULL
);
1868 runstate_set(RUN_STATE_SUSPENDED
);
1869 monitor_protocol_event(QEVENT_SUSPEND
, NULL
);
1872 void qemu_system_suspend_request(void)
1874 if (runstate_check(RUN_STATE_SUSPENDED
)) {
1877 suspend_requested
= 1;
1879 qemu_notify_event();
1882 void qemu_register_suspend_notifier(Notifier
*notifier
)
1884 notifier_list_add(&suspend_notifiers
, notifier
);
1887 void qemu_system_wakeup_request(WakeupReason reason
)
1889 if (!runstate_check(RUN_STATE_SUSPENDED
)) {
1892 if (!(wakeup_reason_mask
& (1 << reason
))) {
1895 runstate_set(RUN_STATE_RUNNING
);
1896 wakeup_reason
= reason
;
1897 qemu_notify_event();
1900 void qemu_system_wakeup_enable(WakeupReason reason
, bool enabled
)
1903 wakeup_reason_mask
|= (1 << reason
);
1905 wakeup_reason_mask
&= ~(1 << reason
);
1909 void qemu_register_wakeup_notifier(Notifier
*notifier
)
1911 notifier_list_add(&wakeup_notifiers
, notifier
);
1914 void qemu_system_killed(int signal
, pid_t pid
)
1916 shutdown_signal
= signal
;
1919 qemu_system_shutdown_request();
1922 void qemu_system_shutdown_request(void)
1924 shutdown_requested
= 1;
1925 qemu_notify_event();
1928 static void qemu_system_powerdown(void)
1930 monitor_protocol_event(QEVENT_POWERDOWN
, NULL
);
1931 notifier_list_notify(&powerdown_notifiers
, NULL
);
1934 void qemu_system_powerdown_request(void)
1936 powerdown_requested
= 1;
1937 qemu_notify_event();
1940 void qemu_register_powerdown_notifier(Notifier
*notifier
)
1942 notifier_list_add(&powerdown_notifiers
, notifier
);
1945 void qemu_system_debug_request(void)
1947 debug_requested
= 1;
1948 qemu_notify_event();
1951 void qemu_system_vmstop_request(RunState state
)
1953 vmstop_requested
= state
;
1954 qemu_notify_event();
1957 static bool main_loop_should_exit(void)
1960 if (qemu_debug_requested()) {
1961 vm_stop(RUN_STATE_DEBUG
);
1963 if (qemu_suspend_requested()) {
1964 qemu_system_suspend();
1966 if (qemu_shutdown_requested()) {
1968 monitor_protocol_event(QEVENT_SHUTDOWN
, NULL
);
1970 vm_stop(RUN_STATE_SHUTDOWN
);
1975 if (qemu_reset_requested()) {
1977 cpu_synchronize_all_states();
1978 qemu_system_reset(VMRESET_REPORT
);
1980 if (runstate_needs_reset()) {
1981 runstate_set(RUN_STATE_PAUSED
);
1984 if (qemu_wakeup_requested()) {
1986 cpu_synchronize_all_states();
1987 qemu_system_reset(VMRESET_SILENT
);
1988 notifier_list_notify(&wakeup_notifiers
, &wakeup_reason
);
1989 wakeup_reason
= QEMU_WAKEUP_REASON_NONE
;
1991 monitor_protocol_event(QEVENT_WAKEUP
, NULL
);
1993 if (qemu_powerdown_requested()) {
1994 qemu_system_powerdown();
1996 if (qemu_vmstop_requested(&r
)) {
2002 static void main_loop(void)
2006 #ifdef CONFIG_PROFILER
2010 nonblocking
= !kvm_enabled() && !xen_enabled() && last_io
> 0;
2011 #ifdef CONFIG_PROFILER
2012 ti
= profile_getclock();
2014 last_io
= main_loop_wait(nonblocking
);
2015 #ifdef CONFIG_PROFILER
2016 dev_time
+= profile_getclock() - ti
;
2018 } while (!main_loop_should_exit());
2021 static void version(void)
2023 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n");
2026 static void help(int exitcode
)
2029 printf("usage: %s [options] [disk_image]\n\n"
2030 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2031 error_get_progname());
2033 #define QEMU_OPTIONS_GENERATE_HELP
2034 #include "qemu-options-wrapper.h"
2036 printf("\nDuring emulation, the following keys are useful:\n"
2037 "ctrl-alt-f toggle full screen\n"
2038 "ctrl-alt-n switch to virtual console 'n'\n"
2039 "ctrl-alt toggle mouse and keyboard grab\n"
2041 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2046 #define HAS_ARG 0x0001
2048 typedef struct QEMUOption
{
2055 static const QEMUOption qemu_options
[] = {
2056 { "h", 0, QEMU_OPTION_h
, QEMU_ARCH_ALL
},
2057 #define QEMU_OPTIONS_GENERATE_OPTIONS
2058 #include "qemu-options-wrapper.h"
2062 static bool vga_available(void)
2064 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2067 static bool cirrus_vga_available(void)
2069 return object_class_by_name("cirrus-vga")
2070 || object_class_by_name("isa-cirrus-vga");
2073 static bool vmware_vga_available(void)
2075 return object_class_by_name("vmware-svga");
2078 static bool qxl_vga_available(void)
2080 return object_class_by_name("qxl-vga");
2083 static void select_vgahw (const char *p
)
2087 vga_interface_type
= VGA_NONE
;
2088 if (strstart(p
, "std", &opts
)) {
2089 if (vga_available()) {
2090 vga_interface_type
= VGA_STD
;
2092 fprintf(stderr
, "Error: standard VGA not available\n");
2095 } else if (strstart(p
, "cirrus", &opts
)) {
2096 if (cirrus_vga_available()) {
2097 vga_interface_type
= VGA_CIRRUS
;
2099 fprintf(stderr
, "Error: Cirrus VGA not available\n");
2102 } else if (strstart(p
, "vmware", &opts
)) {
2103 if (vmware_vga_available()) {
2104 vga_interface_type
= VGA_VMWARE
;
2106 fprintf(stderr
, "Error: VMWare SVGA not available\n");
2109 } else if (strstart(p
, "xenfb", &opts
)) {
2110 vga_interface_type
= VGA_XENFB
;
2111 } else if (strstart(p
, "qxl", &opts
)) {
2112 if (qxl_vga_available()) {
2113 vga_interface_type
= VGA_QXL
;
2115 fprintf(stderr
, "Error: QXL VGA not available\n");
2118 } else if (!strstart(p
, "none", &opts
)) {
2120 fprintf(stderr
, "Unknown vga type: %s\n", p
);
2124 const char *nextopt
;
2126 if (strstart(opts
, ",retrace=", &nextopt
)) {
2128 if (strstart(opts
, "dumb", &nextopt
))
2129 vga_retrace_method
= VGA_RETRACE_DUMB
;
2130 else if (strstart(opts
, "precise", &nextopt
))
2131 vga_retrace_method
= VGA_RETRACE_PRECISE
;
2132 else goto invalid_vga
;
2133 } else goto invalid_vga
;
2138 static DisplayType
select_display(const char *p
)
2141 DisplayType display
= DT_DEFAULT
;
2143 if (strstart(p
, "sdl", &opts
)) {
2147 const char *nextopt
;
2149 if (strstart(opts
, ",frame=", &nextopt
)) {
2151 if (strstart(opts
, "on", &nextopt
)) {
2153 } else if (strstart(opts
, "off", &nextopt
)) {
2156 goto invalid_sdl_args
;
2158 } else if (strstart(opts
, ",alt_grab=", &nextopt
)) {
2160 if (strstart(opts
, "on", &nextopt
)) {
2162 } else if (strstart(opts
, "off", &nextopt
)) {
2165 goto invalid_sdl_args
;
2167 } else if (strstart(opts
, ",ctrl_grab=", &nextopt
)) {
2169 if (strstart(opts
, "on", &nextopt
)) {
2171 } else if (strstart(opts
, "off", &nextopt
)) {
2174 goto invalid_sdl_args
;
2176 } else if (strstart(opts
, ",window_close=", &nextopt
)) {
2178 if (strstart(opts
, "on", &nextopt
)) {
2180 } else if (strstart(opts
, "off", &nextopt
)) {
2183 goto invalid_sdl_args
;
2187 fprintf(stderr
, "Invalid SDL option string: %s\n", p
);
2193 fprintf(stderr
, "SDL support is disabled\n");
2196 } else if (strstart(p
, "vnc", &opts
)) {
2201 const char *nextopt
;
2203 if (strstart(opts
, "=", &nextopt
)) {
2204 vnc_display
= nextopt
;
2208 fprintf(stderr
, "VNC requires a display argument vnc=<display>\n");
2212 fprintf(stderr
, "VNC support is disabled\n");
2215 } else if (strstart(p
, "curses", &opts
)) {
2216 #ifdef CONFIG_CURSES
2217 display
= DT_CURSES
;
2219 fprintf(stderr
, "Curses support is disabled\n");
2222 } else if (strstart(p
, "gtk", &opts
)) {
2226 fprintf(stderr
, "GTK support is disabled\n");
2229 } else if (strstart(p
, "none", &opts
)) {
2232 fprintf(stderr
, "Unknown display type: %s\n", p
);
2239 static int balloon_parse(const char *arg
)
2243 if (strcmp(arg
, "none") == 0) {
2247 if (!strncmp(arg
, "virtio", 6)) {
2248 if (arg
[6] == ',') {
2249 /* have params -> parse them */
2250 opts
= qemu_opts_parse(qemu_find_opts("device"), arg
+7, 0);
2254 /* create empty opts */
2255 opts
= qemu_opts_create_nofail(qemu_find_opts("device"));
2257 qemu_opt_set(opts
, "driver", "virtio-balloon");
2264 char *qemu_find_file(int type
, const char *name
)
2270 /* Try the name as a straight path first */
2271 if (access(name
, R_OK
) == 0) {
2272 trace_load_file(name
, name
);
2273 return g_strdup(name
);
2277 case QEMU_FILE_TYPE_BIOS
:
2280 case QEMU_FILE_TYPE_KEYMAP
:
2281 subdir
= "keymaps/";
2287 for (i
= 0; i
< data_dir_idx
; i
++) {
2288 buf
= g_strdup_printf("%s/%s%s", data_dir
[i
], subdir
, name
);
2289 if (access(buf
, R_OK
) == 0) {
2290 trace_load_file(name
, buf
);
2298 static int device_help_func(QemuOpts
*opts
, void *opaque
)
2300 return qdev_device_help(opts
);
2303 static int device_init_func(QemuOpts
*opts
, void *opaque
)
2307 dev
= qdev_device_add(opts
);
2310 object_unref(OBJECT(dev
));
2314 static int chardev_init_func(QemuOpts
*opts
, void *opaque
)
2316 Error
*local_err
= NULL
;
2318 qemu_chr_new_from_opts(opts
, NULL
, &local_err
);
2319 if (error_is_set(&local_err
)) {
2320 error_report("%s", error_get_pretty(local_err
));
2321 error_free(local_err
);
2327 #ifdef CONFIG_VIRTFS
2328 static int fsdev_init_func(QemuOpts
*opts
, void *opaque
)
2331 ret
= qemu_fsdev_add(opts
);
2337 static int mon_init_func(QemuOpts
*opts
, void *opaque
)
2339 CharDriverState
*chr
;
2340 const char *chardev
;
2344 mode
= qemu_opt_get(opts
, "mode");
2348 if (strcmp(mode
, "readline") == 0) {
2349 flags
= MONITOR_USE_READLINE
;
2350 } else if (strcmp(mode
, "control") == 0) {
2351 flags
= MONITOR_USE_CONTROL
;
2353 fprintf(stderr
, "unknown monitor mode \"%s\"\n", mode
);
2357 if (qemu_opt_get_bool(opts
, "pretty", 0))
2358 flags
|= MONITOR_USE_PRETTY
;
2360 if (qemu_opt_get_bool(opts
, "default", 0))
2361 flags
|= MONITOR_IS_DEFAULT
;
2363 chardev
= qemu_opt_get(opts
, "chardev");
2364 chr
= qemu_chr_find(chardev
);
2366 fprintf(stderr
, "chardev \"%s\" not found\n", chardev
);
2370 qemu_chr_fe_claim_no_fail(chr
);
2371 monitor_init(chr
, flags
);
2375 static void monitor_parse(const char *optarg
, const char *mode
)
2377 static int monitor_device_index
= 0;
2383 if (strstart(optarg
, "chardev:", &p
)) {
2384 snprintf(label
, sizeof(label
), "%s", p
);
2386 snprintf(label
, sizeof(label
), "compat_monitor%d",
2387 monitor_device_index
);
2388 if (monitor_device_index
== 0) {
2391 opts
= qemu_chr_parse_compat(label
, optarg
);
2393 fprintf(stderr
, "parse error: %s\n", optarg
);
2398 opts
= qemu_opts_create(qemu_find_opts("mon"), label
, 1, NULL
);
2400 fprintf(stderr
, "duplicate chardev: %s\n", label
);
2403 qemu_opt_set(opts
, "mode", mode
);
2404 qemu_opt_set(opts
, "chardev", label
);
2406 qemu_opt_set(opts
, "default", "on");
2407 monitor_device_index
++;
2410 struct device_config
{
2412 DEV_USB
, /* -usbdevice */
2414 DEV_SERIAL
, /* -serial */
2415 DEV_PARALLEL
, /* -parallel */
2416 DEV_VIRTCON
, /* -virtioconsole */
2417 DEV_DEBUGCON
, /* -debugcon */
2418 DEV_GDB
, /* -gdb, -s */
2419 DEV_SCLP
, /* s390 sclp */
2421 const char *cmdline
;
2423 QTAILQ_ENTRY(device_config
) next
;
2426 static QTAILQ_HEAD(, device_config
) device_configs
=
2427 QTAILQ_HEAD_INITIALIZER(device_configs
);
2429 static void add_device_config(int type
, const char *cmdline
)
2431 struct device_config
*conf
;
2433 conf
= g_malloc0(sizeof(*conf
));
2435 conf
->cmdline
= cmdline
;
2436 loc_save(&conf
->loc
);
2437 QTAILQ_INSERT_TAIL(&device_configs
, conf
, next
);
2440 static int foreach_device_config(int type
, int (*func
)(const char *cmdline
))
2442 struct device_config
*conf
;
2445 QTAILQ_FOREACH(conf
, &device_configs
, next
) {
2446 if (conf
->type
!= type
)
2448 loc_push_restore(&conf
->loc
);
2449 rc
= func(conf
->cmdline
);
2450 loc_pop(&conf
->loc
);
2457 static int serial_parse(const char *devname
)
2459 static int index
= 0;
2462 if (strcmp(devname
, "none") == 0)
2464 if (index
== MAX_SERIAL_PORTS
) {
2465 fprintf(stderr
, "qemu: too many serial ports\n");
2468 snprintf(label
, sizeof(label
), "serial%d", index
);
2469 serial_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2470 if (!serial_hds
[index
]) {
2471 fprintf(stderr
, "qemu: could not connect serial device"
2472 " to character backend '%s'\n", devname
);
2479 static int parallel_parse(const char *devname
)
2481 static int index
= 0;
2484 if (strcmp(devname
, "none") == 0)
2486 if (index
== MAX_PARALLEL_PORTS
) {
2487 fprintf(stderr
, "qemu: too many parallel ports\n");
2490 snprintf(label
, sizeof(label
), "parallel%d", index
);
2491 parallel_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2492 if (!parallel_hds
[index
]) {
2493 fprintf(stderr
, "qemu: could not connect parallel device"
2494 " to character backend '%s'\n", devname
);
2501 static int virtcon_parse(const char *devname
)
2503 QemuOptsList
*device
= qemu_find_opts("device");
2504 static int index
= 0;
2506 QemuOpts
*bus_opts
, *dev_opts
;
2508 if (strcmp(devname
, "none") == 0)
2510 if (index
== MAX_VIRTIO_CONSOLES
) {
2511 fprintf(stderr
, "qemu: too many virtio consoles\n");
2515 bus_opts
= qemu_opts_create_nofail(device
);
2516 if (arch_type
== QEMU_ARCH_S390X
) {
2517 qemu_opt_set(bus_opts
, "driver", "virtio-serial-s390");
2519 qemu_opt_set(bus_opts
, "driver", "virtio-serial-pci");
2522 dev_opts
= qemu_opts_create_nofail(device
);
2523 qemu_opt_set(dev_opts
, "driver", "virtconsole");
2525 snprintf(label
, sizeof(label
), "virtcon%d", index
);
2526 virtcon_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2527 if (!virtcon_hds
[index
]) {
2528 fprintf(stderr
, "qemu: could not connect virtio console"
2529 " to character backend '%s'\n", devname
);
2532 qemu_opt_set(dev_opts
, "chardev", label
);
2538 static int sclp_parse(const char *devname
)
2540 QemuOptsList
*device
= qemu_find_opts("device");
2541 static int index
= 0;
2545 if (strcmp(devname
, "none") == 0) {
2548 if (index
== MAX_SCLP_CONSOLES
) {
2549 fprintf(stderr
, "qemu: too many sclp consoles\n");
2553 assert(arch_type
== QEMU_ARCH_S390X
);
2555 dev_opts
= qemu_opts_create(device
, NULL
, 0, NULL
);
2556 qemu_opt_set(dev_opts
, "driver", "sclpconsole");
2558 snprintf(label
, sizeof(label
), "sclpcon%d", index
);
2559 sclp_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2560 if (!sclp_hds
[index
]) {
2561 fprintf(stderr
, "qemu: could not connect sclp console"
2562 " to character backend '%s'\n", devname
);
2565 qemu_opt_set(dev_opts
, "chardev", label
);
2571 static int debugcon_parse(const char *devname
)
2575 if (!qemu_chr_new("debugcon", devname
, NULL
)) {
2578 opts
= qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL
);
2580 fprintf(stderr
, "qemu: already have a debugcon device\n");
2583 qemu_opt_set(opts
, "driver", "isa-debugcon");
2584 qemu_opt_set(opts
, "chardev", "debugcon");
2588 static QEMUMachine
*machine_parse(const char *name
)
2590 QEMUMachine
*m
, *machine
= NULL
;
2593 machine
= find_machine(name
);
2598 printf("Supported machines are:\n");
2599 for (m
= first_machine
; m
!= NULL
; m
= m
->next
) {
2601 printf("%-20s %s (alias of %s)\n", m
->alias
, m
->desc
, m
->name
);
2603 printf("%-20s %s%s\n", m
->name
, m
->desc
,
2604 m
->is_default
? " (default)" : "");
2606 exit(!name
|| !is_help_option(name
));
2609 static int tcg_init(void)
2611 tcg_exec_init(tcg_tb_size
* 1024 * 1024);
2616 const char *opt_name
;
2618 int (*available
)(void);
2622 { "tcg", "tcg", tcg_available
, tcg_init
, &tcg_allowed
},
2623 { "xen", "Xen", xen_available
, xen_init
, &xen_allowed
},
2624 { "kvm", "KVM", kvm_available
, kvm_init
, &kvm_allowed
},
2625 { "qtest", "QTest", qtest_available
, qtest_init
, &qtest_allowed
},
2628 static int configure_accelerator(void)
2633 bool accel_initialised
= false;
2634 bool init_failed
= false;
2636 p
= qemu_opt_get(qemu_get_machine_opts(), "accel");
2638 /* Use the default "accelerator", tcg */
2642 while (!accel_initialised
&& *p
!= '\0') {
2646 p
= get_opt_name(buf
, sizeof (buf
), p
, ':');
2647 for (i
= 0; i
< ARRAY_SIZE(accel_list
); i
++) {
2648 if (strcmp(accel_list
[i
].opt_name
, buf
) == 0) {
2649 if (!accel_list
[i
].available()) {
2650 printf("%s not supported for this target\n",
2651 accel_list
[i
].name
);
2654 *(accel_list
[i
].allowed
) = true;
2655 ret
= accel_list
[i
].init();
2658 fprintf(stderr
, "failed to initialize %s: %s\n",
2661 *(accel_list
[i
].allowed
) = false;
2663 accel_initialised
= true;
2668 if (i
== ARRAY_SIZE(accel_list
)) {
2669 fprintf(stderr
, "\"%s\" accelerator does not exist.\n", buf
);
2673 if (!accel_initialised
) {
2675 fprintf(stderr
, "No accelerator found!\n");
2681 fprintf(stderr
, "Back to %s accelerator.\n", accel_list
[i
].name
);
2684 return !accel_initialised
;
2687 void qemu_add_exit_notifier(Notifier
*notify
)
2689 notifier_list_add(&exit_notifiers
, notify
);
2692 void qemu_remove_exit_notifier(Notifier
*notify
)
2694 notifier_remove(notify
);
2697 static void qemu_run_exit_notifiers(void)
2699 notifier_list_notify(&exit_notifiers
, NULL
);
2702 void qemu_add_machine_init_done_notifier(Notifier
*notify
)
2704 notifier_list_add(&machine_init_done_notifiers
, notify
);
2707 static void qemu_run_machine_init_done_notifiers(void)
2709 notifier_list_notify(&machine_init_done_notifiers
, NULL
);
2712 static const QEMUOption
*lookup_opt(int argc
, char **argv
,
2713 const char **poptarg
, int *poptind
)
2715 const QEMUOption
*popt
;
2716 int optind
= *poptind
;
2717 char *r
= argv
[optind
];
2720 loc_set_cmdline(argv
, optind
, 1);
2722 /* Treat --foo the same as -foo. */
2725 popt
= qemu_options
;
2728 error_report("invalid option");
2731 if (!strcmp(popt
->name
, r
+ 1))
2735 if (popt
->flags
& HAS_ARG
) {
2736 if (optind
>= argc
) {
2737 error_report("requires an argument");
2740 optarg
= argv
[optind
++];
2741 loc_set_cmdline(argv
, optind
- 2, 2);
2752 static gpointer
malloc_and_trace(gsize n_bytes
)
2754 void *ptr
= malloc(n_bytes
);
2755 trace_g_malloc(n_bytes
, ptr
);
2759 static gpointer
realloc_and_trace(gpointer mem
, gsize n_bytes
)
2761 void *ptr
= realloc(mem
, n_bytes
);
2762 trace_g_realloc(mem
, n_bytes
, ptr
);
2766 static void free_and_trace(gpointer mem
)
2772 static int object_set_property(const char *name
, const char *value
, void *opaque
)
2774 Object
*obj
= OBJECT(opaque
);
2775 StringInputVisitor
*siv
;
2776 Error
*local_err
= NULL
;
2778 if (strcmp(name
, "qom-type") == 0 || strcmp(name
, "id") == 0) {
2782 siv
= string_input_visitor_new(value
);
2783 object_property_set(obj
, string_input_get_visitor(siv
), name
, &local_err
);
2784 string_input_visitor_cleanup(siv
);
2787 qerror_report_err(local_err
);
2788 error_free(local_err
);
2795 static int object_create(QemuOpts
*opts
, void *opaque
)
2797 const char *type
= qemu_opt_get(opts
, "qom-type");
2798 const char *id
= qemu_opts_id(opts
);
2801 g_assert(type
!= NULL
);
2804 qerror_report(QERR_MISSING_PARAMETER
, "id");
2808 obj
= object_new(type
);
2809 if (qemu_opt_foreach(opts
, object_set_property
, obj
, 1) < 0) {
2813 object_property_add_child(container_get(object_get_root(), "/objects"),
2819 int main(int argc
, char **argv
, char **envp
)
2822 int snapshot
, linux_boot
;
2823 const char *icount_option
= NULL
;
2824 const char *initrd_filename
;
2825 const char *kernel_filename
, *kernel_cmdline
;
2826 const char *boot_order
;
2828 int cyls
, heads
, secs
, translation
;
2829 QemuOpts
*hda_opts
= NULL
, *opts
, *machine_opts
;
2830 QemuOptsList
*olist
;
2833 const char *loadvm
= NULL
;
2834 QEMUMachine
*machine
;
2835 const char *cpu_model
;
2836 const char *vga_model
= "none";
2837 const char *pid_file
= NULL
;
2838 const char *incoming
= NULL
;
2840 int show_vnc_port
= 0;
2842 bool defconfig
= true;
2843 bool userconfig
= true;
2844 const char *log_mask
= NULL
;
2845 const char *log_file
= NULL
;
2846 GMemVTable mem_trace
= {
2847 .malloc
= malloc_and_trace
,
2848 .realloc
= realloc_and_trace
,
2849 .free
= free_and_trace
,
2851 const char *trace_events
= NULL
;
2852 const char *trace_file
= NULL
;
2854 atexit(qemu_run_exit_notifiers
);
2855 error_set_progname(argv
[0]);
2857 g_mem_set_vtable(&mem_trace
);
2858 if (!g_thread_supported()) {
2859 #if !GLIB_CHECK_VERSION(2, 31, 0)
2860 g_thread_init(NULL
);
2862 fprintf(stderr
, "glib threading failed to initialize.\n");
2867 module_call_init(MODULE_INIT_QOM
);
2869 qemu_add_opts(&qemu_drive_opts
);
2870 qemu_add_opts(&qemu_chardev_opts
);
2871 qemu_add_opts(&qemu_device_opts
);
2872 qemu_add_opts(&qemu_netdev_opts
);
2873 qemu_add_opts(&qemu_net_opts
);
2874 qemu_add_opts(&qemu_rtc_opts
);
2875 qemu_add_opts(&qemu_global_opts
);
2876 qemu_add_opts(&qemu_mon_opts
);
2877 qemu_add_opts(&qemu_trace_opts
);
2878 qemu_add_opts(&qemu_option_rom_opts
);
2879 qemu_add_opts(&qemu_machine_opts
);
2880 qemu_add_opts(&qemu_smp_opts
);
2881 qemu_add_opts(&qemu_boot_opts
);
2882 qemu_add_opts(&qemu_sandbox_opts
);
2883 qemu_add_opts(&qemu_add_fd_opts
);
2884 qemu_add_opts(&qemu_object_opts
);
2885 qemu_add_opts(&qemu_tpmdev_opts
);
2886 qemu_add_opts(&qemu_realtime_opts
);
2887 qemu_add_opts(&qemu_msg_opts
);
2892 rtc_clock
= QEMU_CLOCK_HOST
;
2894 qemu_cache_utils_init(envp
);
2896 QLIST_INIT (&vm_change_state_head
);
2897 os_setup_early_signal_handling();
2899 module_call_init(MODULE_INIT_MACHINE
);
2900 machine
= find_default_machine();
2904 cyls
= heads
= secs
= 0;
2905 translation
= BIOS_ATA_TRANSLATION_AUTO
;
2907 for (i
= 0; i
< MAX_NODES
; i
++) {
2909 node_cpumask
[i
] = bitmap_new(MAX_CPUMASK_BITS
);
2915 bdrv_init_with_whitelist();
2919 /* first pass of option parsing */
2921 while (optind
< argc
) {
2922 if (argv
[optind
][0] != '-') {
2927 const QEMUOption
*popt
;
2929 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
2930 switch (popt
->index
) {
2931 case QEMU_OPTION_nodefconfig
:
2934 case QEMU_OPTION_nouserconfig
:
2943 ret
= qemu_read_default_config_files(userconfig
);
2949 /* second pass of option parsing */
2954 if (argv
[optind
][0] != '-') {
2955 hda_opts
= drive_add(IF_DEFAULT
, 0, argv
[optind
++], HD_OPTS
);
2957 const QEMUOption
*popt
;
2959 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
2960 if (!(popt
->arch_mask
& arch_type
)) {
2961 printf("Option %s not supported for this target\n", popt
->name
);
2964 switch(popt
->index
) {
2966 machine
= machine_parse(optarg
);
2968 case QEMU_OPTION_no_kvm_irqchip
: {
2969 olist
= qemu_find_opts("machine");
2970 qemu_opts_parse(olist
, "kernel_irqchip=off", 0);
2973 case QEMU_OPTION_cpu
:
2974 /* hw initialization will check this */
2977 case QEMU_OPTION_hda
:
2981 snprintf(buf
, sizeof(buf
), "%s", HD_OPTS
);
2983 snprintf(buf
, sizeof(buf
),
2984 "%s,cyls=%d,heads=%d,secs=%d%s",
2985 HD_OPTS
, cyls
, heads
, secs
,
2986 translation
== BIOS_ATA_TRANSLATION_LBA
?
2988 translation
== BIOS_ATA_TRANSLATION_NONE
?
2989 ",trans=none" : "");
2990 drive_add(IF_DEFAULT
, 0, optarg
, buf
);
2993 case QEMU_OPTION_hdb
:
2994 case QEMU_OPTION_hdc
:
2995 case QEMU_OPTION_hdd
:
2996 drive_add(IF_DEFAULT
, popt
->index
- QEMU_OPTION_hda
, optarg
,
2999 case QEMU_OPTION_drive
:
3000 if (drive_def(optarg
) == NULL
) {
3004 case QEMU_OPTION_set
:
3005 if (qemu_set_option(optarg
) != 0)
3008 case QEMU_OPTION_global
:
3009 if (qemu_global_option(optarg
) != 0)
3012 case QEMU_OPTION_mtdblock
:
3013 drive_add(IF_MTD
, -1, optarg
, MTD_OPTS
);
3015 case QEMU_OPTION_sd
:
3016 drive_add(IF_SD
, -1, optarg
, SD_OPTS
);
3018 case QEMU_OPTION_pflash
:
3019 drive_add(IF_PFLASH
, -1, optarg
, PFLASH_OPTS
);
3021 case QEMU_OPTION_snapshot
:
3024 case QEMU_OPTION_hdachs
:
3028 cyls
= strtol(p
, (char **)&p
, 0);
3029 if (cyls
< 1 || cyls
> 16383)
3034 heads
= strtol(p
, (char **)&p
, 0);
3035 if (heads
< 1 || heads
> 16)
3040 secs
= strtol(p
, (char **)&p
, 0);
3041 if (secs
< 1 || secs
> 63)
3045 if (!strcmp(p
, "none"))
3046 translation
= BIOS_ATA_TRANSLATION_NONE
;
3047 else if (!strcmp(p
, "lba"))
3048 translation
= BIOS_ATA_TRANSLATION_LBA
;
3049 else if (!strcmp(p
, "auto"))
3050 translation
= BIOS_ATA_TRANSLATION_AUTO
;
3053 } else if (*p
!= '\0') {
3055 fprintf(stderr
, "qemu: invalid physical CHS format\n");
3058 if (hda_opts
!= NULL
) {
3060 snprintf(num
, sizeof(num
), "%d", cyls
);
3061 qemu_opt_set(hda_opts
, "cyls", num
);
3062 snprintf(num
, sizeof(num
), "%d", heads
);
3063 qemu_opt_set(hda_opts
, "heads", num
);
3064 snprintf(num
, sizeof(num
), "%d", secs
);
3065 qemu_opt_set(hda_opts
, "secs", num
);
3066 if (translation
== BIOS_ATA_TRANSLATION_LBA
)
3067 qemu_opt_set(hda_opts
, "trans", "lba");
3068 if (translation
== BIOS_ATA_TRANSLATION_NONE
)
3069 qemu_opt_set(hda_opts
, "trans", "none");
3073 case QEMU_OPTION_numa
:
3076 case QEMU_OPTION_display
:
3077 display_type
= select_display(optarg
);
3079 case QEMU_OPTION_nographic
:
3080 display_type
= DT_NOGRAPHIC
;
3082 case QEMU_OPTION_curses
:
3083 #ifdef CONFIG_CURSES
3084 display_type
= DT_CURSES
;
3086 fprintf(stderr
, "Curses support is disabled\n");
3090 case QEMU_OPTION_portrait
:
3091 graphic_rotate
= 90;
3093 case QEMU_OPTION_rotate
:
3094 graphic_rotate
= strtol(optarg
, (char **) &optarg
, 10);
3095 if (graphic_rotate
!= 0 && graphic_rotate
!= 90 &&
3096 graphic_rotate
!= 180 && graphic_rotate
!= 270) {
3098 "qemu: only 90, 180, 270 deg rotation is available\n");
3102 case QEMU_OPTION_kernel
:
3103 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg
);
3105 case QEMU_OPTION_initrd
:
3106 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg
);
3108 case QEMU_OPTION_append
:
3109 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg
);
3111 case QEMU_OPTION_dtb
:
3112 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg
);
3114 case QEMU_OPTION_cdrom
:
3115 drive_add(IF_DEFAULT
, 2, optarg
, CDROM_OPTS
);
3117 case QEMU_OPTION_boot
:
3118 opts
= qemu_opts_parse(qemu_find_opts("boot-opts"), optarg
, 1);
3123 case QEMU_OPTION_fda
:
3124 case QEMU_OPTION_fdb
:
3125 drive_add(IF_FLOPPY
, popt
->index
- QEMU_OPTION_fda
,
3128 case QEMU_OPTION_no_fd_bootchk
:
3131 case QEMU_OPTION_netdev
:
3132 if (net_client_parse(qemu_find_opts("netdev"), optarg
) == -1) {
3136 case QEMU_OPTION_net
:
3137 if (net_client_parse(qemu_find_opts("net"), optarg
) == -1) {
3141 #ifdef CONFIG_LIBISCSI
3142 case QEMU_OPTION_iscsi
:
3143 opts
= qemu_opts_parse(qemu_find_opts("iscsi"), optarg
, 0);
3150 case QEMU_OPTION_tftp
:
3151 legacy_tftp_prefix
= optarg
;
3153 case QEMU_OPTION_bootp
:
3154 legacy_bootp_filename
= optarg
;
3156 case QEMU_OPTION_redir
:
3157 if (net_slirp_redir(optarg
) < 0)
3161 case QEMU_OPTION_bt
:
3162 add_device_config(DEV_BT
, optarg
);
3164 case QEMU_OPTION_audio_help
:
3168 case QEMU_OPTION_soundhw
:
3169 select_soundhw (optarg
);
3174 case QEMU_OPTION_version
:
3178 case QEMU_OPTION_m
: {
3183 value
= strtosz(optarg
, &end
);
3184 if (value
< 0 || *end
) {
3185 fprintf(stderr
, "qemu: invalid ram size: %s\n", optarg
);
3188 sz
= QEMU_ALIGN_UP((uint64_t)value
, 8192);
3190 if (ram_size
!= sz
) {
3191 fprintf(stderr
, "qemu: ram size too large\n");
3197 case QEMU_OPTION_tpmdev
:
3198 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg
) < 0) {
3203 case QEMU_OPTION_mempath
:
3207 case QEMU_OPTION_mem_prealloc
:
3218 add_device_config(DEV_GDB
, "tcp::" DEFAULT_GDBSTUB_PORT
);
3220 case QEMU_OPTION_gdb
:
3221 add_device_config(DEV_GDB
, optarg
);
3224 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3225 data_dir
[data_dir_idx
++] = optarg
;
3228 case QEMU_OPTION_bios
:
3231 case QEMU_OPTION_singlestep
:
3238 keyboard_layout
= optarg
;
3240 case QEMU_OPTION_localtime
:
3243 case QEMU_OPTION_vga
:
3252 w
= strtol(p
, (char **)&p
, 10);
3255 fprintf(stderr
, "qemu: invalid resolution or depth\n");
3261 h
= strtol(p
, (char **)&p
, 10);
3266 depth
= strtol(p
, (char **)&p
, 10);
3267 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
3268 depth
!= 24 && depth
!= 32)
3270 } else if (*p
== '\0') {
3271 depth
= graphic_depth
;
3278 graphic_depth
= depth
;
3281 case QEMU_OPTION_echr
:
3284 term_escape_char
= strtol(optarg
, &r
, 0);
3286 printf("Bad argument to echr\n");
3289 case QEMU_OPTION_monitor
:
3290 default_monitor
= 0;
3291 if (strncmp(optarg
, "none", 4)) {
3292 monitor_parse(optarg
, "readline");
3295 case QEMU_OPTION_qmp
:
3296 monitor_parse(optarg
, "control");
3297 default_monitor
= 0;
3299 case QEMU_OPTION_mon
:
3300 opts
= qemu_opts_parse(qemu_find_opts("mon"), optarg
, 1);
3304 default_monitor
= 0;
3306 case QEMU_OPTION_chardev
:
3307 opts
= qemu_opts_parse(qemu_find_opts("chardev"), optarg
, 1);
3312 case QEMU_OPTION_fsdev
:
3313 olist
= qemu_find_opts("fsdev");
3315 fprintf(stderr
, "fsdev is not supported by this qemu build.\n");
3318 opts
= qemu_opts_parse(olist
, optarg
, 1);
3323 case QEMU_OPTION_virtfs
: {
3326 const char *writeout
, *sock_fd
, *socket
;
3328 olist
= qemu_find_opts("virtfs");
3330 fprintf(stderr
, "virtfs is not supported by this qemu build.\n");
3333 opts
= qemu_opts_parse(olist
, optarg
, 1);
3338 if (qemu_opt_get(opts
, "fsdriver") == NULL
||
3339 qemu_opt_get(opts
, "mount_tag") == NULL
) {
3340 fprintf(stderr
, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3343 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"),
3344 qemu_opt_get(opts
, "mount_tag"),
3347 fprintf(stderr
, "duplicate fsdev id: %s\n",
3348 qemu_opt_get(opts
, "mount_tag"));
3352 writeout
= qemu_opt_get(opts
, "writeout");
3354 #ifdef CONFIG_SYNC_FILE_RANGE
3355 qemu_opt_set(fsdev
, "writeout", writeout
);
3357 fprintf(stderr
, "writeout=immediate not supported on "
3362 qemu_opt_set(fsdev
, "fsdriver", qemu_opt_get(opts
, "fsdriver"));
3363 qemu_opt_set(fsdev
, "path", qemu_opt_get(opts
, "path"));
3364 qemu_opt_set(fsdev
, "security_model",
3365 qemu_opt_get(opts
, "security_model"));
3366 socket
= qemu_opt_get(opts
, "socket");
3368 qemu_opt_set(fsdev
, "socket", socket
);
3370 sock_fd
= qemu_opt_get(opts
, "sock_fd");
3372 qemu_opt_set(fsdev
, "sock_fd", sock_fd
);
3375 qemu_opt_set_bool(fsdev
, "readonly",
3376 qemu_opt_get_bool(opts
, "readonly", 0));
3377 device
= qemu_opts_create_nofail(qemu_find_opts("device"));
3378 qemu_opt_set(device
, "driver", "virtio-9p-pci");
3379 qemu_opt_set(device
, "fsdev",
3380 qemu_opt_get(opts
, "mount_tag"));
3381 qemu_opt_set(device
, "mount_tag",
3382 qemu_opt_get(opts
, "mount_tag"));
3385 case QEMU_OPTION_virtfs_synth
: {
3389 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3392 fprintf(stderr
, "duplicate option: %s\n", "virtfs_synth");
3395 qemu_opt_set(fsdev
, "fsdriver", "synth");
3397 device
= qemu_opts_create_nofail(qemu_find_opts("device"));
3398 qemu_opt_set(device
, "driver", "virtio-9p-pci");
3399 qemu_opt_set(device
, "fsdev", "v_synth");
3400 qemu_opt_set(device
, "mount_tag", "v_synth");
3403 case QEMU_OPTION_serial
:
3404 add_device_config(DEV_SERIAL
, optarg
);
3406 if (strncmp(optarg
, "mon:", 4) == 0) {
3407 default_monitor
= 0;
3410 case QEMU_OPTION_watchdog
:
3413 "qemu: only one watchdog option may be given\n");
3418 case QEMU_OPTION_watchdog_action
:
3419 if (select_watchdog_action(optarg
) == -1) {
3420 fprintf(stderr
, "Unknown -watchdog-action parameter\n");
3424 case QEMU_OPTION_virtiocon
:
3425 add_device_config(DEV_VIRTCON
, optarg
);
3426 default_virtcon
= 0;
3427 if (strncmp(optarg
, "mon:", 4) == 0) {
3428 default_monitor
= 0;
3431 case QEMU_OPTION_parallel
:
3432 add_device_config(DEV_PARALLEL
, optarg
);
3433 default_parallel
= 0;
3434 if (strncmp(optarg
, "mon:", 4) == 0) {
3435 default_monitor
= 0;
3438 case QEMU_OPTION_debugcon
:
3439 add_device_config(DEV_DEBUGCON
, optarg
);
3441 case QEMU_OPTION_loadvm
:
3444 case QEMU_OPTION_full_screen
:
3447 case QEMU_OPTION_no_frame
:
3450 case QEMU_OPTION_alt_grab
:
3453 case QEMU_OPTION_ctrl_grab
:
3456 case QEMU_OPTION_no_quit
:
3459 case QEMU_OPTION_sdl
:
3461 display_type
= DT_SDL
;
3464 fprintf(stderr
, "SDL support is disabled\n");
3467 case QEMU_OPTION_pidfile
:
3470 case QEMU_OPTION_win2k_hack
:
3471 win2k_install_hack
= 1;
3473 case QEMU_OPTION_rtc_td_hack
: {
3474 static GlobalProperty slew_lost_ticks
[] = {
3476 .driver
= "mc146818rtc",
3477 .property
= "lost_tick_policy",
3480 { /* end of list */ }
3483 qdev_prop_register_global_list(slew_lost_ticks
);
3486 case QEMU_OPTION_acpitable
:
3487 opts
= qemu_opts_parse(qemu_find_opts("acpi"), optarg
, 1);
3488 g_assert(opts
!= NULL
);
3489 do_acpitable_option(opts
);
3491 case QEMU_OPTION_smbios
:
3492 opts
= qemu_opts_parse(qemu_find_opts("smbios"), optarg
, 0);
3493 do_smbios_option(opts
);
3495 case QEMU_OPTION_enable_kvm
:
3496 olist
= qemu_find_opts("machine");
3497 qemu_opts_parse(olist
, "accel=kvm", 0);
3499 case QEMU_OPTION_machine
:
3500 olist
= qemu_find_opts("machine");
3501 opts
= qemu_opts_parse(olist
, optarg
, 1);
3505 optarg
= qemu_opt_get(opts
, "type");
3507 machine
= machine_parse(optarg
);
3510 case QEMU_OPTION_no_kvm
:
3511 olist
= qemu_find_opts("machine");
3512 qemu_opts_parse(olist
, "accel=tcg", 0);
3514 case QEMU_OPTION_no_kvm_pit
: {
3515 fprintf(stderr
, "Warning: KVM PIT can no longer be disabled "
3519 case QEMU_OPTION_no_kvm_pit_reinjection
: {
3520 static GlobalProperty kvm_pit_lost_tick_policy
[] = {
3522 .driver
= "kvm-pit",
3523 .property
= "lost_tick_policy",
3526 { /* end of list */ }
3529 fprintf(stderr
, "Warning: option deprecated, use "
3530 "lost_tick_policy property of kvm-pit instead.\n");
3531 qdev_prop_register_global_list(kvm_pit_lost_tick_policy
);
3534 case QEMU_OPTION_usb
:
3535 olist
= qemu_find_opts("machine");
3536 qemu_opts_parse(olist
, "usb=on", 0);
3538 case QEMU_OPTION_usbdevice
:
3539 olist
= qemu_find_opts("machine");
3540 qemu_opts_parse(olist
, "usb=on", 0);
3541 add_device_config(DEV_USB
, optarg
);
3543 case QEMU_OPTION_device
:
3544 if (!qemu_opts_parse(qemu_find_opts("device"), optarg
, 1)) {
3548 case QEMU_OPTION_smp
:
3549 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg
, 1)) {
3553 case QEMU_OPTION_vnc
:
3556 vnc_display
= optarg
;
3558 fprintf(stderr
, "VNC support is disabled\n");
3562 case QEMU_OPTION_no_acpi
:
3565 case QEMU_OPTION_no_hpet
:
3568 case QEMU_OPTION_balloon
:
3569 if (balloon_parse(optarg
) < 0) {
3570 fprintf(stderr
, "Unknown -balloon argument %s\n", optarg
);
3574 case QEMU_OPTION_no_reboot
:
3577 case QEMU_OPTION_no_shutdown
:
3580 case QEMU_OPTION_show_cursor
:
3583 case QEMU_OPTION_uuid
:
3584 if(qemu_uuid_parse(optarg
, qemu_uuid
) < 0) {
3585 fprintf(stderr
, "Fail to parse UUID string."
3586 " Wrong format.\n");
3589 qemu_uuid_set
= true;
3591 case QEMU_OPTION_option_rom
:
3592 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
3593 fprintf(stderr
, "Too many option ROMs\n");
3596 opts
= qemu_opts_parse(qemu_find_opts("option-rom"), optarg
, 1);
3600 option_rom
[nb_option_roms
].name
= qemu_opt_get(opts
, "romfile");
3601 option_rom
[nb_option_roms
].bootindex
=
3602 qemu_opt_get_number(opts
, "bootindex", -1);
3603 if (!option_rom
[nb_option_roms
].name
) {
3604 fprintf(stderr
, "Option ROM file is not specified\n");
3609 case QEMU_OPTION_semihosting
:
3610 semihosting_enabled
= 1;
3612 case QEMU_OPTION_tdf
:
3613 fprintf(stderr
, "Warning: user space PIT time drift fix "
3614 "is no longer supported.\n");
3616 case QEMU_OPTION_name
:
3617 qemu_name
= g_strdup(optarg
);
3619 char *p
= strchr(qemu_name
, ',');
3622 if (strncmp(p
, "process=", 8)) {
3623 fprintf(stderr
, "Unknown subargument %s to -name\n", p
);
3627 os_set_proc_name(p
);
3631 case QEMU_OPTION_prom_env
:
3632 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
3633 fprintf(stderr
, "Too many prom variables\n");
3636 prom_envs
[nb_prom_envs
] = optarg
;
3639 case QEMU_OPTION_old_param
:
3642 case QEMU_OPTION_clock
:
3643 /* Clock options no longer exist. Keep this option for
3644 * backward compatibility.
3647 case QEMU_OPTION_startdate
:
3648 configure_rtc_date_offset(optarg
, 1);
3650 case QEMU_OPTION_rtc
:
3651 opts
= qemu_opts_parse(qemu_find_opts("rtc"), optarg
, 0);
3655 configure_rtc(opts
);
3657 case QEMU_OPTION_tb_size
:
3658 tcg_tb_size
= strtol(optarg
, NULL
, 0);
3659 if (tcg_tb_size
< 0) {
3663 case QEMU_OPTION_icount
:
3664 icount_option
= optarg
;
3666 case QEMU_OPTION_incoming
:
3668 runstate_set(RUN_STATE_INMIGRATE
);
3670 case QEMU_OPTION_nodefaults
:
3672 default_parallel
= 0;
3673 default_virtcon
= 0;
3675 default_monitor
= 0;
3682 case QEMU_OPTION_xen_domid
:
3683 if (!(xen_available())) {
3684 printf("Option %s not supported for this target\n", popt
->name
);
3687 xen_domid
= atoi(optarg
);
3689 case QEMU_OPTION_xen_create
:
3690 if (!(xen_available())) {
3691 printf("Option %s not supported for this target\n", popt
->name
);
3694 xen_mode
= XEN_CREATE
;
3696 case QEMU_OPTION_xen_attach
:
3697 if (!(xen_available())) {
3698 printf("Option %s not supported for this target\n", popt
->name
);
3701 xen_mode
= XEN_ATTACH
;
3703 case QEMU_OPTION_trace
:
3705 opts
= qemu_opts_parse(qemu_find_opts("trace"), optarg
, 0);
3709 trace_events
= qemu_opt_get(opts
, "events");
3710 trace_file
= qemu_opt_get(opts
, "file");
3713 case QEMU_OPTION_readconfig
:
3715 int ret
= qemu_read_config_file(optarg
);
3717 fprintf(stderr
, "read config %s: %s\n", optarg
,
3723 case QEMU_OPTION_spice
:
3724 olist
= qemu_find_opts("spice");
3726 fprintf(stderr
, "spice is not supported by this qemu build.\n");
3729 opts
= qemu_opts_parse(olist
, optarg
, 0);
3735 case QEMU_OPTION_writeconfig
:
3738 if (strcmp(optarg
, "-") == 0) {
3741 fp
= fopen(optarg
, "w");
3743 fprintf(stderr
, "open %s: %s\n", optarg
, strerror(errno
));
3747 qemu_config_write(fp
);
3751 case QEMU_OPTION_qtest
:
3752 qtest_chrdev
= optarg
;
3754 case QEMU_OPTION_qtest_log
:
3757 case QEMU_OPTION_sandbox
:
3758 opts
= qemu_opts_parse(qemu_find_opts("sandbox"), optarg
, 1);
3763 case QEMU_OPTION_add_fd
:
3765 opts
= qemu_opts_parse(qemu_find_opts("add-fd"), optarg
, 0);
3770 error_report("File descriptor passing is disabled on this "
3775 case QEMU_OPTION_object
:
3776 opts
= qemu_opts_parse(qemu_find_opts("object"), optarg
, 1);
3781 case QEMU_OPTION_realtime
:
3782 opts
= qemu_opts_parse(qemu_find_opts("realtime"), optarg
, 0);
3786 configure_realtime(opts
);
3788 case QEMU_OPTION_msg
:
3789 opts
= qemu_opts_parse(qemu_find_opts("msg"), optarg
, 0);
3793 configure_msg(opts
);
3796 os_parse_cmd_args(popt
->index
, optarg
);
3802 if (qemu_init_main_loop()) {
3803 fprintf(stderr
, "qemu_init_main_loop failed\n");
3807 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox
, NULL
, 0)) {
3812 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd
, NULL
, 1)) {
3816 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd
, NULL
, 1)) {
3821 if (machine
== NULL
) {
3822 fprintf(stderr
, "No machine found.\n");
3826 if (machine
->hw_version
) {
3827 qemu_set_version(machine
->hw_version
);
3830 if (qemu_opts_foreach(qemu_find_opts("object"),
3831 object_create
, NULL
, 0) != 0) {
3835 /* Init CPU def lists, based on config
3836 * - Must be called after all the qemu_read_config_file() calls
3837 * - Must be called before list_cpus()
3838 * - Must be called before machine->init()
3842 if (cpu_model
&& is_help_option(cpu_model
)) {
3843 list_cpus(stdout
, &fprintf
, cpu_model
);
3847 /* Open the logfile at this point, if necessary. We can't open the logfile
3848 * when encountering either of the logging options (-d or -D) because the
3849 * other one may be encountered later on the command line, changing the
3850 * location or level of logging.
3855 qemu_set_log_filename(log_file
);
3858 mask
= qemu_str_to_log_mask(log_mask
);
3860 qemu_print_log_usage(stdout
);
3866 if (!trace_backend_init(trace_events
, trace_file
)) {
3870 /* If no data_dir is specified then try to find it relative to the
3872 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3873 data_dir
[data_dir_idx
] = os_find_datadir(argv
[0]);
3874 if (data_dir
[data_dir_idx
] != NULL
) {
3878 /* If all else fails use the install path specified when building. */
3879 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3880 data_dir
[data_dir_idx
++] = CONFIG_QEMU_DATADIR
;
3883 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL
));
3885 machine
->max_cpus
= machine
->max_cpus
?: 1; /* Default to UP */
3886 if (smp_cpus
> machine
->max_cpus
) {
3887 fprintf(stderr
, "Number of SMP cpus requested (%d), exceeds max cpus "
3888 "supported by machine `%s' (%d)\n", smp_cpus
, machine
->name
,
3894 * Get the default machine options from the machine if it is not already
3895 * specified either by the configuration file or by the command line.
3897 if (machine
->default_machine_opts
) {
3898 qemu_opts_set_defaults(qemu_find_opts("machine"),
3899 machine
->default_machine_opts
, 0);
3902 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check
, NULL
, 0);
3903 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check
, NULL
, 0);
3905 if (machine
->no_serial
) {
3908 if (machine
->no_parallel
) {
3909 default_parallel
= 0;
3911 if (!machine
->use_virtcon
) {
3912 default_virtcon
= 0;
3914 if (!machine
->use_sclp
) {
3917 if (machine
->no_floppy
) {
3920 if (machine
->no_cdrom
) {
3923 if (machine
->no_sdcard
) {
3927 if (is_daemonized()) {
3928 /* According to documentation and historically, -nographic redirects
3929 * serial port, parallel port and monitor to stdio, which does not work
3930 * with -daemonize. We can redirect these to null instead, but since
3931 * -nographic is legacy, let's just error out.
3932 * We disallow -nographic only if all other ports are not redirected
3933 * explicitly, to not break existing legacy setups which uses
3934 * -nographic _and_ redirects all ports explicitly - this is valid
3935 * usage, -nographic is just a no-op in this case.
3937 if (display_type
== DT_NOGRAPHIC
3938 && (default_parallel
|| default_serial
3939 || default_monitor
|| default_virtcon
)) {
3940 fprintf(stderr
, "-nographic can not be used with -daemonize\n");
3943 #ifdef CONFIG_CURSES
3944 if (display_type
== DT_CURSES
) {
3945 fprintf(stderr
, "curses display can not be used with -daemonize\n");
3951 if (display_type
== DT_NOGRAPHIC
) {
3952 if (default_parallel
)
3953 add_device_config(DEV_PARALLEL
, "null");
3954 if (default_serial
&& default_monitor
) {
3955 add_device_config(DEV_SERIAL
, "mon:stdio");
3956 } else if (default_virtcon
&& default_monitor
) {
3957 add_device_config(DEV_VIRTCON
, "mon:stdio");
3958 } else if (default_sclp
&& default_monitor
) {
3959 add_device_config(DEV_SCLP
, "mon:stdio");
3962 add_device_config(DEV_SERIAL
, "stdio");
3963 if (default_virtcon
)
3964 add_device_config(DEV_VIRTCON
, "stdio");
3966 add_device_config(DEV_SCLP
, "stdio");
3968 if (default_monitor
)
3969 monitor_parse("stdio", "readline");
3973 add_device_config(DEV_SERIAL
, "vc:80Cx24C");
3974 if (default_parallel
)
3975 add_device_config(DEV_PARALLEL
, "vc:80Cx24C");
3976 if (default_monitor
)
3977 monitor_parse("vc:80Cx24C", "readline");
3978 if (default_virtcon
)
3979 add_device_config(DEV_VIRTCON
, "vc:80Cx24C");
3981 add_device_config(DEV_SCLP
, "vc:80Cx24C");
3985 if (display_type
== DT_DEFAULT
&& !display_remote
) {
3986 #if defined(CONFIG_GTK)
3987 display_type
= DT_GTK
;
3988 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3989 display_type
= DT_SDL
;
3990 #elif defined(CONFIG_VNC)
3991 vnc_display
= "localhost:0,to=99";
3994 display_type
= DT_NONE
;
3998 if ((no_frame
|| alt_grab
|| ctrl_grab
) && display_type
!= DT_SDL
) {
3999 fprintf(stderr
, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4000 "for SDL, ignoring option\n");
4002 if (no_quit
&& (display_type
!= DT_GTK
&& display_type
!= DT_SDL
)) {
4003 fprintf(stderr
, "-no-quit is only valid for GTK and SDL, "
4004 "ignoring option\n");
4007 #if defined(CONFIG_GTK)
4008 if (display_type
== DT_GTK
) {
4009 early_gtk_display_init();
4015 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func
, NULL
, 1) != 0)
4017 #ifdef CONFIG_VIRTFS
4018 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func
, NULL
, 1) != 0) {
4025 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
4030 /* init the memory */
4031 if (ram_size
== 0) {
4032 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
4035 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func
, NULL
, 0)
4040 configure_accelerator();
4042 if (!qtest_enabled() && qtest_chrdev
) {
4046 machine_opts
= qemu_get_machine_opts();
4047 kernel_filename
= qemu_opt_get(machine_opts
, "kernel");
4048 initrd_filename
= qemu_opt_get(machine_opts
, "initrd");
4049 kernel_cmdline
= qemu_opt_get(machine_opts
, "append");
4051 boot_order
= machine
->default_boot_order
;
4052 opts
= qemu_opts_find(qemu_find_opts("boot-opts"), NULL
);
4054 char *normal_boot_order
;
4055 const char *order
, *once
;
4057 order
= qemu_opt_get(opts
, "order");
4059 validate_bootdevices(order
);
4063 once
= qemu_opt_get(opts
, "once");
4065 validate_bootdevices(once
);
4066 normal_boot_order
= g_strdup(boot_order
);
4068 qemu_register_reset(restore_boot_order
, normal_boot_order
);
4071 boot_menu
= qemu_opt_get_bool(opts
, "menu", boot_menu
);
4074 if (!kernel_cmdline
) {
4075 kernel_cmdline
= "";
4078 linux_boot
= (kernel_filename
!= NULL
);
4080 if (!linux_boot
&& *kernel_cmdline
!= '\0') {
4081 fprintf(stderr
, "-append only allowed with -kernel option\n");
4085 if (!linux_boot
&& initrd_filename
!= NULL
) {
4086 fprintf(stderr
, "-initrd only allowed with -kernel option\n");
4090 if (!linux_boot
&& qemu_opt_get(machine_opts
, "dtb")) {
4091 fprintf(stderr
, "-dtb only allowed with -kernel option\n");
4095 os_set_line_buffering();
4097 qemu_init_cpu_loop();
4098 qemu_mutex_lock_iothread();
4101 /* spice needs the timers to be initialized by this point */
4105 if (icount_option
&& (kvm_enabled() || xen_enabled())) {
4106 fprintf(stderr
, "-icount is not allowed with kvm or xen\n");
4109 configure_icount(icount_option
);
4111 /* clean up network at qemu process termination */
4112 atexit(&net_cleanup
);
4114 if (net_init_clients() < 0) {
4119 if (tpm_init() < 0) {
4124 /* init the bluetooth world */
4125 if (foreach_device_config(DEV_BT
, bt_parse
))
4128 if (!xen_enabled()) {
4129 /* On 32-bit hosts, QEMU is limited by virtual address space */
4130 if (ram_size
> (2047 << 20) && HOST_LONG_BITS
== 32) {
4131 fprintf(stderr
, "qemu: at most 2047 MB RAM can be simulated\n");
4136 cpu_exec_init_all();
4140 /* open the virtual block devices */
4142 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot
, NULL
, 0);
4143 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func
,
4144 &machine
->block_default_type
, 1) != 0) {
4148 default_drive(default_cdrom
, snapshot
, machine
->block_default_type
, 2,
4150 default_drive(default_floppy
, snapshot
, IF_FLOPPY
, 0, FD_OPTS
);
4151 default_drive(default_sdcard
, snapshot
, IF_SD
, 0, SD_OPTS
);
4153 register_savevm_live(NULL
, "ram", 0, 4, &savevm_ram_handlers
, NULL
);
4155 if (nb_numa_nodes
> 0) {
4158 if (nb_numa_nodes
> MAX_NODES
) {
4159 nb_numa_nodes
= MAX_NODES
;
4162 /* If no memory size if given for any node, assume the default case
4163 * and distribute the available memory equally across all nodes
4165 for (i
= 0; i
< nb_numa_nodes
; i
++) {
4166 if (node_mem
[i
] != 0)
4169 if (i
== nb_numa_nodes
) {
4170 uint64_t usedmem
= 0;
4172 /* On Linux, the each node's border has to be 8MB aligned,
4173 * the final node gets the rest.
4175 for (i
= 0; i
< nb_numa_nodes
- 1; i
++) {
4176 node_mem
[i
] = (ram_size
/ nb_numa_nodes
) & ~((1 << 23UL) - 1);
4177 usedmem
+= node_mem
[i
];
4179 node_mem
[i
] = ram_size
- usedmem
;
4182 for (i
= 0; i
< nb_numa_nodes
; i
++) {
4183 if (!bitmap_empty(node_cpumask
[i
], MAX_CPUMASK_BITS
)) {
4187 /* assigning the VCPUs round-robin is easier to implement, guest OSes
4188 * must cope with this anyway, because there are BIOSes out there in
4189 * real machines which also use this scheme.
4191 if (i
== nb_numa_nodes
) {
4192 for (i
= 0; i
< max_cpus
; i
++) {
4193 set_bit(i
, node_cpumask
[i
% nb_numa_nodes
]);
4198 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func
, NULL
, 1) != 0) {
4202 if (foreach_device_config(DEV_SERIAL
, serial_parse
) < 0)
4204 if (foreach_device_config(DEV_PARALLEL
, parallel_parse
) < 0)
4206 if (foreach_device_config(DEV_VIRTCON
, virtcon_parse
) < 0)
4208 if (foreach_device_config(DEV_SCLP
, sclp_parse
) < 0) {
4211 if (foreach_device_config(DEV_DEBUGCON
, debugcon_parse
) < 0)
4214 /* If no default VGA is requested, the default is "none". */
4216 if (cirrus_vga_available()) {
4217 vga_model
= "cirrus";
4218 } else if (vga_available()) {
4222 select_vgahw(vga_model
);
4225 i
= select_watchdog(watchdog
);
4227 exit (i
== 1 ? 1 : 0);
4230 if (machine
->compat_props
) {
4231 qdev_prop_register_global_list(machine
->compat_props
);
4235 qdev_machine_init();
4237 QEMUMachineInitArgs args
= { .ram_size
= ram_size
,
4238 .boot_order
= boot_order
,
4239 .kernel_filename
= kernel_filename
,
4240 .kernel_cmdline
= kernel_cmdline
,
4241 .initrd_filename
= initrd_filename
,
4242 .cpu_model
= cpu_model
};
4243 machine
->init(&args
);
4247 cpu_synchronize_all_post_init();
4251 current_machine
= machine
;
4253 /* init USB devices */
4254 if (usb_enabled(false)) {
4255 if (foreach_device_config(DEV_USB
, usb_parse
) < 0)
4259 /* init generic devices */
4260 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func
, NULL
, 1) != 0)
4263 net_check_clients();
4265 ds
= init_displaystate();
4267 /* init local displays */
4268 switch (display_type
) {
4271 #if defined(CONFIG_CURSES)
4273 curses_display_init(ds
, full_screen
);
4276 #if defined(CONFIG_SDL)
4278 sdl_display_init(ds
, full_screen
, no_frame
);
4280 #elif defined(CONFIG_COCOA)
4282 cocoa_display_init(ds
, full_screen
);
4285 #if defined(CONFIG_GTK)
4287 gtk_display_init(ds
, full_screen
);
4294 /* must be after terminal init, SDL library changes signal handlers */
4295 os_setup_signal_handling();
4298 /* init remote displays */
4300 Error
*local_err
= NULL
;
4301 vnc_display_init(ds
);
4302 vnc_display_open(ds
, vnc_display
, &local_err
);
4303 if (local_err
!= NULL
) {
4304 error_report("Failed to start VNC server on `%s': %s",
4305 vnc_display
, error_get_pretty(local_err
));
4306 error_free(local_err
);
4310 if (show_vnc_port
) {
4311 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds
));
4317 qemu_spice_display_init();
4321 if (foreach_device_config(DEV_GDB
, gdbserver_start
) < 0) {
4325 qdev_machine_creation_done();
4327 if (rom_load_all() != 0) {
4328 fprintf(stderr
, "rom loading failed\n");
4332 /* TODO: once all bus devices are qdevified, this should be done
4333 * when bus is created by qdev.c */
4334 qemu_register_reset(qbus_reset_all_fn
, sysbus_get_default());
4335 qemu_run_machine_init_done_notifiers();
4337 /* Done notifiers can load ROMs */
4340 qemu_system_reset(VMRESET_SILENT
);
4342 if (load_vmstate(loadvm
) < 0) {
4348 Error
*local_err
= NULL
;
4349 qemu_start_incoming_migration(incoming
, &local_err
);
4351 error_report("-incoming %s: %s", incoming
,
4352 error_get_pretty(local_err
));
4353 error_free(local_err
);
4356 } else if (autostart
) {